From ee6edb9707cf2c50bc3df66b06df33a6aa8c9075 Mon Sep 17 00:00:00 2001 From: Aya Mahfouz Date: Fri, 16 Jan 2015 14:05:45 +0100 Subject: s390/ctcm, netiucv: migrate variables to handle y2038 problem This patch is concerned with migrating the time variables for the s390 network drivers. The changes handle the y2038 problem where timespec will overflow in the year 2038. timespec was replaced by unsigned long and all time variables get their values from the jiffies global variable. This was done for the sake of speed and efficiency. Signed-off-by: Aya Mahfouz Signed-off-by: Ursula Braun Signed-off-by: David S. Miller --- drivers/s390/net/ctcm_fsms.c | 18 +++++++----------- drivers/s390/net/ctcm_main.c | 4 ++-- drivers/s390/net/ctcm_main.h | 2 +- drivers/s390/net/ctcm_sysfs.c | 4 ++-- drivers/s390/net/netiucv.c | 6 +++--- 5 files changed, 15 insertions(+), 19 deletions(-) diff --git a/drivers/s390/net/ctcm_fsms.c b/drivers/s390/net/ctcm_fsms.c index fb92524..fd5944b 100644 --- a/drivers/s390/net/ctcm_fsms.c +++ b/drivers/s390/net/ctcm_fsms.c @@ -251,13 +251,11 @@ static void chx_txdone(fsm_instance *fi, int event, void *arg) int first = 1; int i; unsigned long duration; - struct timespec done_stamp = current_kernel_time(); /* xtime */ + unsigned long done_stamp = jiffies; CTCM_PR_DEBUG("%s(%s): %s\n", __func__, ch->id, dev->name); - duration = - (done_stamp.tv_sec - ch->prof.send_stamp.tv_sec) * 1000000 + - (done_stamp.tv_nsec - ch->prof.send_stamp.tv_nsec) / 1000; + duration = done_stamp - ch->prof.send_stamp; if (duration > ch->prof.tx_time) ch->prof.tx_time = duration; @@ -307,7 +305,7 @@ static void chx_txdone(fsm_instance *fi, int event, void *arg) spin_unlock(&ch->collect_lock); ch->ccw[1].count = ch->trans_skb->len; fsm_addtimer(&ch->timer, CTCM_TIME_5_SEC, CTC_EVENT_TIMER, ch); - ch->prof.send_stamp = current_kernel_time(); /* xtime */ + ch->prof.send_stamp = jiffies; rc = ccw_device_start(ch->cdev, &ch->ccw[0], (unsigned long)ch, 0xff, 0); ch->prof.doios_multi++; @@ -1229,14 +1227,12 @@ static void ctcmpc_chx_txdone(fsm_instance *fi, int event, void *arg) int rc; struct th_header *header; struct pdu *p_header; - struct timespec done_stamp = current_kernel_time(); /* xtime */ + unsigned long done_stamp = jiffies; CTCM_PR_DEBUG("Enter %s: %s cp:%i\n", __func__, dev->name, smp_processor_id()); - duration = - (done_stamp.tv_sec - ch->prof.send_stamp.tv_sec) * 1000000 + - (done_stamp.tv_nsec - ch->prof.send_stamp.tv_nsec) / 1000; + duration = done_stamp - ch->prof.send_stamp; if (duration > ch->prof.tx_time) ch->prof.tx_time = duration; @@ -1361,7 +1357,7 @@ static void ctcmpc_chx_txdone(fsm_instance *fi, int event, void *arg) ch->ccw[1].count = ch->trans_skb->len; fsm_addtimer(&ch->timer, CTCM_TIME_5_SEC, CTC_EVENT_TIMER, ch); - ch->prof.send_stamp = current_kernel_time(); /* xtime */ + ch->prof.send_stamp = jiffies; if (do_debug_ccw) ctcmpc_dumpit((char *)&ch->ccw[0], sizeof(struct ccw1) * 3); rc = ccw_device_start(ch->cdev, &ch->ccw[0], @@ -1827,7 +1823,7 @@ static void ctcmpc_chx_send_sweep(fsm_instance *fsm, int event, void *arg) fsm_newstate(wch->fsm, CTC_STATE_TX); spin_lock_irqsave(get_ccwdev_lock(wch->cdev), saveflags); - wch->prof.send_stamp = current_kernel_time(); /* xtime */ + wch->prof.send_stamp = jiffies; rc = ccw_device_start(wch->cdev, &wch->ccw[3], (unsigned long) wch, 0xff, 0); spin_unlock_irqrestore(get_ccwdev_lock(wch->cdev), saveflags); diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c index e056dd4..05c37d6 100644 --- a/drivers/s390/net/ctcm_main.c +++ b/drivers/s390/net/ctcm_main.c @@ -567,7 +567,7 @@ static int ctcm_transmit_skb(struct channel *ch, struct sk_buff *skb) fsm_newstate(ch->fsm, CTC_STATE_TX); fsm_addtimer(&ch->timer, CTCM_TIME_5_SEC, CTC_EVENT_TIMER, ch); spin_lock_irqsave(get_ccwdev_lock(ch->cdev), saveflags); - ch->prof.send_stamp = current_kernel_time(); /* xtime */ + ch->prof.send_stamp = jiffies; rc = ccw_device_start(ch->cdev, &ch->ccw[ccw_idx], (unsigned long)ch, 0xff, 0); spin_unlock_irqrestore(get_ccwdev_lock(ch->cdev), saveflags); @@ -831,7 +831,7 @@ static int ctcmpc_transmit_skb(struct channel *ch, struct sk_buff *skb) sizeof(struct ccw1) * 3); spin_lock_irqsave(get_ccwdev_lock(ch->cdev), saveflags); - ch->prof.send_stamp = current_kernel_time(); /* xtime */ + ch->prof.send_stamp = jiffies; rc = ccw_device_start(ch->cdev, &ch->ccw[ccw_idx], (unsigned long)ch, 0xff, 0); spin_unlock_irqrestore(get_ccwdev_lock(ch->cdev), saveflags); diff --git a/drivers/s390/net/ctcm_main.h b/drivers/s390/net/ctcm_main.h index 477c933..6f4417c 100644 --- a/drivers/s390/net/ctcm_main.h +++ b/drivers/s390/net/ctcm_main.h @@ -121,7 +121,7 @@ struct ctcm_profile { unsigned long doios_multi; unsigned long txlen; unsigned long tx_time; - struct timespec send_stamp; + unsigned long send_stamp; }; /* diff --git a/drivers/s390/net/ctcm_sysfs.c b/drivers/s390/net/ctcm_sysfs.c index 47773c4..ddb0aa3 100644 --- a/drivers/s390/net/ctcm_sysfs.c +++ b/drivers/s390/net/ctcm_sysfs.c @@ -100,8 +100,8 @@ static void ctcm_print_statistics(struct ctcm_priv *priv) priv->channel[WRITE]->prof.doios_multi); p += sprintf(p, " Netto bytes written: %ld\n", priv->channel[WRITE]->prof.txlen); - p += sprintf(p, " Max. TX IO-time: %ld\n", - priv->channel[WRITE]->prof.tx_time); + p += sprintf(p, " Max. TX IO-time: %u\n", + jiffies_to_usecs(priv->channel[WRITE]->prof.tx_time)); printk(KERN_INFO "Statistics for %s:\n%s", priv->channel[CTCM_WRITE]->netdev->name, sbuf); diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c index 0a87809..7e91f54 100644 --- a/drivers/s390/net/netiucv.c +++ b/drivers/s390/net/netiucv.c @@ -178,7 +178,7 @@ struct connection_profile { unsigned long doios_multi; unsigned long txlen; unsigned long tx_time; - struct timespec send_stamp; + unsigned long send_stamp; unsigned long tx_pending; unsigned long tx_max_pending; }; @@ -786,7 +786,7 @@ static void conn_action_txdone(fsm_instance *fi, int event, void *arg) header.next = 0; memcpy(skb_put(conn->tx_buff, NETIUCV_HDRLEN), &header, NETIUCV_HDRLEN); - conn->prof.send_stamp = current_kernel_time(); + conn->prof.send_stamp = jiffies; txmsg.class = 0; txmsg.tag = 0; rc = iucv_message_send(conn->path, &txmsg, 0, 0, @@ -1220,7 +1220,7 @@ static int netiucv_transmit_skb(struct iucv_connection *conn, memcpy(skb_put(nskb, NETIUCV_HDRLEN), &header, NETIUCV_HDRLEN); fsm_newstate(conn->fsm, CONN_STATE_TX); - conn->prof.send_stamp = current_kernel_time(); + conn->prof.send_stamp = jiffies; msg.tag = 1; msg.class = 0; -- cgit v1.1 From b646c08e12c1879e1cfb94d3875e62024b706c4a Mon Sep 17 00:00:00 2001 From: Markus Elfring Date: Fri, 16 Jan 2015 14:05:46 +0100 Subject: s390/net: Delete useless checks before function calls The function debug_unregister() tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring Signed-off-by: Ursula Braun Signed-off-by: David S. Miller --- drivers/s390/net/claw.c | 6 ++---- drivers/s390/net/lcs.c | 6 ++---- drivers/s390/net/netiucv.c | 9 +++------ 3 files changed, 7 insertions(+), 14 deletions(-) diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c index 213e54e..d609ca0 100644 --- a/drivers/s390/net/claw.c +++ b/drivers/s390/net/claw.c @@ -109,10 +109,8 @@ static debug_info_t *claw_dbf_trace; static void claw_unregister_debug_facility(void) { - if (claw_dbf_setup) - debug_unregister(claw_dbf_setup); - if (claw_dbf_trace) - debug_unregister(claw_dbf_trace); + debug_unregister(claw_dbf_setup); + debug_unregister(claw_dbf_trace); } static int diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c index 92190aa..00b7d9c 100644 --- a/drivers/s390/net/lcs.c +++ b/drivers/s390/net/lcs.c @@ -88,10 +88,8 @@ static debug_info_t *lcs_dbf_trace; static void lcs_unregister_debug_facility(void) { - if (lcs_dbf_setup) - debug_unregister(lcs_dbf_setup); - if (lcs_dbf_trace) - debug_unregister(lcs_dbf_trace); + debug_unregister(lcs_dbf_setup); + debug_unregister(lcs_dbf_trace); } static int diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c index 7e91f54..33f7040 100644 --- a/drivers/s390/net/netiucv.c +++ b/drivers/s390/net/netiucv.c @@ -487,12 +487,9 @@ DEFINE_PER_CPU(char[256], iucv_dbf_txt_buf); static void iucv_unregister_dbf_views(void) { - if (iucv_dbf_setup) - debug_unregister(iucv_dbf_setup); - if (iucv_dbf_data) - debug_unregister(iucv_dbf_data); - if (iucv_dbf_trace) - debug_unregister(iucv_dbf_trace); + debug_unregister(iucv_dbf_setup); + debug_unregister(iucv_dbf_data); + debug_unregister(iucv_dbf_trace); } static int iucv_register_dbf_views(void) { -- cgit v1.1 From c3521254b16dbd270e194f81aa2cbdbcd6cc9f18 Mon Sep 17 00:00:00 2001 From: Eugene Crosser Date: Fri, 16 Jan 2015 14:05:47 +0100 Subject: qeth: use qeth_card_hw_is_reachable() everywhere qeth_card_hw_is_reachable() was introduced as part of a new functionality, but it is a useful abstraction that can replace verbose checks througout the rest of the `qeth` driver. Signed-off-by: Eugene Crosser Signed-off-by: Ursula Braun Reviewed-by: Thomas-Mich Richter Signed-off-by: David S. Miller --- drivers/s390/net/qeth_core_sys.c | 7 +++---- drivers/s390/net/qeth_l2_main.c | 6 ++---- drivers/s390/net/qeth_l3_main.c | 7 ++----- drivers/s390/net/qeth_l3_sys.c | 3 +-- 4 files changed, 8 insertions(+), 15 deletions(-) diff --git a/drivers/s390/net/qeth_core_sys.c b/drivers/s390/net/qeth_core_sys.c index 15523f0e4..8c76574 100644 --- a/drivers/s390/net/qeth_core_sys.c +++ b/drivers/s390/net/qeth_core_sys.c @@ -531,8 +531,7 @@ static ssize_t qeth_dev_isolation_store(struct device *dev, /* defer IP assist if device is offline (until discipline->set_online)*/ card->options.prev_isolation = card->options.isolation; card->options.isolation = isolation; - if (card->state == CARD_STATE_SOFTSETUP || - card->state == CARD_STATE_UP) { + if (qeth_card_hw_is_reachable(card)) { int ipa_rc = qeth_set_access_ctrl_online(card, 1); if (ipa_rc != 0) rc = ipa_rc; @@ -555,7 +554,7 @@ static ssize_t qeth_dev_switch_attrs_show(struct device *dev, if (!card) return -EINVAL; - if (card->state != CARD_STATE_SOFTSETUP && card->state != CARD_STATE_UP) + if (!qeth_card_hw_is_reachable(card)) return sprintf(buf, "n/a\n"); rc = qeth_query_switch_attributes(card, &sw_info); @@ -606,7 +605,7 @@ static ssize_t qeth_hw_trap_store(struct device *dev, return -EINVAL; mutex_lock(&card->conf_mutex); - if (card->state == CARD_STATE_SOFTSETUP || card->state == CARD_STATE_UP) + if (qeth_card_hw_is_reachable(card)) state = 1; tmp = strsep(&curtoken, "\n"); diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index d02cd1a..f5f409d 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -48,8 +48,7 @@ static int qeth_l2_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) if (!card) return -ENODEV; - if ((card->state != CARD_STATE_UP) && - (card->state != CARD_STATE_SOFTSETUP)) + if (!qeth_card_hw_is_reachable(card)) return -ENODEV; if (card->info.type == QETH_CARD_TYPE_OSN) @@ -1344,8 +1343,7 @@ int qeth_osn_assist(struct net_device *dev, void *data, int data_len) if (!card) return -ENODEV; QETH_CARD_TEXT(card, 2, "osnsdmc"); - if ((card->state != CARD_STATE_UP) && - (card->state != CARD_STATE_SOFTSETUP)) + if (!qeth_card_hw_is_reachable(card)) return -ENODEV; iob = qeth_wait_for_buffer(&card->write); memcpy(iob->data+IPA_PDU_HEADER_SIZE, data, data_len); diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index dd4ab8d..1432b10 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -432,10 +432,8 @@ void qeth_l3_set_ip_addr_list(struct qeth_card *card) QETH_CARD_TEXT(card, 2, "sdiplist"); QETH_CARD_HEX(card, 2, &card, sizeof(void *)); - if ((card->state != CARD_STATE_UP && - card->state != CARD_STATE_SOFTSETUP) || card->options.sniffer) { + if (!qeth_card_hw_is_reachable(card) || card->options.sniffer) return; - } spin_lock_irqsave(&card->ip_lock, flags); tbd_list = card->ip_tbd_list; @@ -2626,8 +2624,7 @@ static int qeth_l3_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) if (!card) return -ENODEV; - if ((card->state != CARD_STATE_UP) && - (card->state != CARD_STATE_SOFTSETUP)) + if (!qeth_card_hw_is_reachable(card)) return -ENODEV; switch (cmd) { diff --git a/drivers/s390/net/qeth_l3_sys.c b/drivers/s390/net/qeth_l3_sys.c index adef5f5..c4dcd66 100644 --- a/drivers/s390/net/qeth_l3_sys.c +++ b/drivers/s390/net/qeth_l3_sys.c @@ -78,8 +78,7 @@ static ssize_t qeth_l3_dev_route_store(struct qeth_card *card, rc = -EINVAL; goto out; } - if (((card->state == CARD_STATE_SOFTSETUP) || - (card->state == CARD_STATE_UP)) && + if (qeth_card_hw_is_reachable(card) && (old_route_type != route->type)) { if (prot == QETH_PROT_IPV4) rc = qeth_l3_setrouting_v4(card); -- cgit v1.1 From 7e846d6b91d9775e7b0b64035033909024338344 Mon Sep 17 00:00:00 2001 From: Eugene Crosser Date: Fri, 16 Jan 2015 14:05:48 +0100 Subject: qeth: sysfs: replace strcmp() with sysfs_streq() Replace combination of strsep() and a temporary char * followed by a series of "if (!strcmp(...))" with a series of "if (sysfs_streq(...))". Signed-off-by: Eugene Crosser Signed-off-by: Ursula Braun Reviewed-by: Thomas-Mich Richter Signed-off-by: David S. Miller --- drivers/s390/net/qeth_core_sys.c | 38 ++++++++++++++---------------------- drivers/s390/net/qeth_l3_sys.c | 42 ++++++++++++++++------------------------ 2 files changed, 32 insertions(+), 48 deletions(-) diff --git a/drivers/s390/net/qeth_core_sys.c b/drivers/s390/net/qeth_core_sys.c index 8c76574..423bec5 100644 --- a/drivers/s390/net/qeth_core_sys.c +++ b/drivers/s390/net/qeth_core_sys.c @@ -231,7 +231,6 @@ static ssize_t qeth_dev_prioqing_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct qeth_card *card = dev_get_drvdata(dev); - char *tmp; int rc = 0; if (!card) @@ -253,36 +252,35 @@ static ssize_t qeth_dev_prioqing_store(struct device *dev, goto out; } - tmp = strsep((char **) &buf, "\n"); - if (!strcmp(tmp, "prio_queueing_prec")) { + if (sysfs_streq(buf, "prio_queueing_prec")) { card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_PREC; card->qdio.default_out_queue = QETH_DEFAULT_QUEUE; - } else if (!strcmp(tmp, "prio_queueing_skb")) { + } else if (sysfs_streq(buf, "prio_queueing_skb")) { card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_SKB; card->qdio.default_out_queue = QETH_DEFAULT_QUEUE; - } else if (!strcmp(tmp, "prio_queueing_tos")) { + } else if (sysfs_streq(buf, "prio_queueing_tos")) { card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_TOS; card->qdio.default_out_queue = QETH_DEFAULT_QUEUE; - } else if (!strcmp(tmp, "prio_queueing_vlan")) { + } else if (sysfs_streq(buf, "prio_queueing_vlan")) { if (!card->options.layer2) { rc = -ENOTSUPP; goto out; } card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_VLAN; card->qdio.default_out_queue = QETH_DEFAULT_QUEUE; - } else if (!strcmp(tmp, "no_prio_queueing:0")) { + } else if (sysfs_streq(buf, "no_prio_queueing:0")) { card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING; card->qdio.default_out_queue = 0; - } else if (!strcmp(tmp, "no_prio_queueing:1")) { + } else if (sysfs_streq(buf, "no_prio_queueing:1")) { card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING; card->qdio.default_out_queue = 1; - } else if (!strcmp(tmp, "no_prio_queueing:2")) { + } else if (sysfs_streq(buf, "no_prio_queueing:2")) { card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING; card->qdio.default_out_queue = 2; - } else if (!strcmp(tmp, "no_prio_queueing:3")) { + } else if (sysfs_streq(buf, "no_prio_queueing:3")) { card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING; card->qdio.default_out_queue = 3; - } else if (!strcmp(tmp, "no_prio_queueing")) { + } else if (sysfs_streq(buf, "no_prio_queueing")) { card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING; card->qdio.default_out_queue = QETH_DEFAULT_QUEUE; } else @@ -497,8 +495,6 @@ static ssize_t qeth_dev_isolation_store(struct device *dev, struct qeth_card *card = dev_get_drvdata(dev); enum qeth_ipa_isolation_modes isolation; int rc = 0; - char *tmp, *curtoken; - curtoken = (char *) buf; if (!card) return -EINVAL; @@ -515,12 +511,11 @@ static ssize_t qeth_dev_isolation_store(struct device *dev, } /* parse input into isolation mode */ - tmp = strsep(&curtoken, "\n"); - if (!strcmp(tmp, ATTR_QETH_ISOLATION_NONE)) { + if (sysfs_streq(buf, ATTR_QETH_ISOLATION_NONE)) { isolation = ISOLATION_MODE_NONE; - } else if (!strcmp(tmp, ATTR_QETH_ISOLATION_FWD)) { + } else if (sysfs_streq(buf, ATTR_QETH_ISOLATION_FWD)) { isolation = ISOLATION_MODE_FWD; - } else if (!strcmp(tmp, ATTR_QETH_ISOLATION_DROP)) { + } else if (sysfs_streq(buf, ATTR_QETH_ISOLATION_DROP)) { isolation = ISOLATION_MODE_DROP; } else { rc = -EINVAL; @@ -597,9 +592,7 @@ static ssize_t qeth_hw_trap_store(struct device *dev, { struct qeth_card *card = dev_get_drvdata(dev); int rc = 0; - char *tmp, *curtoken; int state = 0; - curtoken = (char *)buf; if (!card) return -EINVAL; @@ -607,9 +600,8 @@ static ssize_t qeth_hw_trap_store(struct device *dev, mutex_lock(&card->conf_mutex); if (qeth_card_hw_is_reachable(card)) state = 1; - tmp = strsep(&curtoken, "\n"); - if (!strcmp(tmp, "arm") && !card->info.hwtrap) { + if (sysfs_streq(buf, "arm") && !card->info.hwtrap) { if (state) { if (qeth_is_diagass_supported(card, QETH_DIAGS_CMD_TRAP)) { @@ -620,14 +612,14 @@ static ssize_t qeth_hw_trap_store(struct device *dev, rc = -EINVAL; } else card->info.hwtrap = 1; - } else if (!strcmp(tmp, "disarm") && card->info.hwtrap) { + } else if (sysfs_streq(buf, "disarm") && card->info.hwtrap) { if (state) { rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM); if (!rc) card->info.hwtrap = 0; } else card->info.hwtrap = 0; - } else if (!strcmp(tmp, "trap") && state && card->info.hwtrap) + } else if (sysfs_streq(buf, "trap") && state && card->info.hwtrap) rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_CAPTURE); else rc = -EINVAL; diff --git a/drivers/s390/net/qeth_l3_sys.c b/drivers/s390/net/qeth_l3_sys.c index c4dcd66..386eb7b 100644 --- a/drivers/s390/net/qeth_l3_sys.c +++ b/drivers/s390/net/qeth_l3_sys.c @@ -57,22 +57,20 @@ static ssize_t qeth_l3_dev_route_store(struct qeth_card *card, const char *buf, size_t count) { enum qeth_routing_types old_route_type = route->type; - char *tmp; int rc = 0; - tmp = strsep((char **) &buf, "\n"); mutex_lock(&card->conf_mutex); - if (!strcmp(tmp, "no_router")) { + if (sysfs_streq(buf, "no_router")) { route->type = NO_ROUTER; - } else if (!strcmp(tmp, "primary_connector")) { + } else if (sysfs_streq(buf, "primary_connector")) { route->type = PRIMARY_CONNECTOR; - } else if (!strcmp(tmp, "secondary_connector")) { + } else if (sysfs_streq(buf, "secondary_connector")) { route->type = SECONDARY_CONNECTOR; - } else if (!strcmp(tmp, "primary_router")) { + } else if (sysfs_streq(buf, "primary_router")) { route->type = PRIMARY_ROUTER; - } else if (!strcmp(tmp, "secondary_router")) { + } else if (sysfs_streq(buf, "secondary_router")) { route->type = SECONDARY_ROUTER; - } else if (!strcmp(tmp, "multicast_router")) { + } else if (sysfs_streq(buf, "multicast_router")) { route->type = MULTICAST_ROUTER; } else { rc = -EINVAL; @@ -370,7 +368,6 @@ static ssize_t qeth_l3_dev_ipato_enable_store(struct device *dev, { struct qeth_card *card = dev_get_drvdata(dev); struct qeth_ipaddr *tmpipa, *t; - char *tmp; int rc = 0; if (!card) @@ -383,10 +380,9 @@ static ssize_t qeth_l3_dev_ipato_enable_store(struct device *dev, goto out; } - tmp = strsep((char **) &buf, "\n"); - if (!strcmp(tmp, "toggle")) { + if (sysfs_streq(buf, "toggle")) { card->ipato.enabled = (card->ipato.enabled)? 0 : 1; - } else if (!strcmp(tmp, "1")) { + } else if (sysfs_streq(buf, "1")) { card->ipato.enabled = 1; list_for_each_entry_safe(tmpipa, t, card->ip_tbd_list, entry) { if ((tmpipa->type == QETH_IP_TYPE_NORMAL) && @@ -395,7 +391,7 @@ static ssize_t qeth_l3_dev_ipato_enable_store(struct device *dev, QETH_IPA_SETIP_TAKEOVER_FLAG; } - } else if (!strcmp(tmp, "0")) { + } else if (sysfs_streq(buf, "0")) { card->ipato.enabled = 0; list_for_each_entry_safe(tmpipa, t, card->ip_tbd_list, entry) { if (tmpipa->set_flags & @@ -430,21 +426,19 @@ static ssize_t qeth_l3_dev_ipato_invert4_store(struct device *dev, const char *buf, size_t count) { struct qeth_card *card = dev_get_drvdata(dev); - char *tmp; int rc = 0; if (!card) return -EINVAL; mutex_lock(&card->conf_mutex); - tmp = strsep((char **) &buf, "\n"); - if (!strcmp(tmp, "toggle")) { + if (sysfs_streq(buf, "toggle")) card->ipato.invert4 = (card->ipato.invert4)? 0 : 1; - } else if (!strcmp(tmp, "1")) { + else if (sysfs_streq(buf, "1")) card->ipato.invert4 = 1; - } else if (!strcmp(tmp, "0")) { + else if (sysfs_streq(buf, "0")) card->ipato.invert4 = 0; - } else + else rc = -EINVAL; mutex_unlock(&card->conf_mutex); return rc ? rc : count; @@ -612,21 +606,19 @@ static ssize_t qeth_l3_dev_ipato_invert6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct qeth_card *card = dev_get_drvdata(dev); - char *tmp; int rc = 0; if (!card) return -EINVAL; mutex_lock(&card->conf_mutex); - tmp = strsep((char **) &buf, "\n"); - if (!strcmp(tmp, "toggle")) { + if (sysfs_streq(buf, "toggle")) card->ipato.invert6 = (card->ipato.invert6)? 0 : 1; - } else if (!strcmp(tmp, "1")) { + else if (sysfs_streq(buf, "1")) card->ipato.invert6 = 1; - } else if (!strcmp(tmp, "0")) { + else if (sysfs_streq(buf, "0")) card->ipato.invert6 = 0; - } else + else rc = -EINVAL; mutex_unlock(&card->conf_mutex); return rc ? rc : count; -- cgit v1.1 From 1dafd094426f8bb8e4a30d429759d0332c3e768d Mon Sep 17 00:00:00 2001 From: Thomas Richter Date: Fri, 16 Jan 2015 14:05:49 +0100 Subject: qeth: Remove unneeded structure member The member irq_tasklet in the qeth_channel structure is not referenced anymore and is removed from the structure. Signed-off-by: Thomas Richter Signed-off-by: Ursula Braun Signed-off-by: David S. Miller --- drivers/s390/net/qeth_core.h | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index 7a8bb9f..3abac02 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -596,7 +596,6 @@ struct qeth_channel { struct ccw1 ccw; spinlock_t iob_lock; wait_queue_head_t wait_q; - struct tasklet_struct irq_tasklet; struct ccw_device *ccwdev; /*command buffer for control data*/ struct qeth_cmd_buffer iob[QETH_CMD_BUFFER_NO]; -- cgit v1.1