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authorJayamohan Kallickal <jayamohank@serverengines.com>2010-07-22 04:16:38 +0530
committerJames Bottomley <James.Bottomley@suse.de>2010-07-28 09:05:29 -0500
commitd3ad2bb31c26d7314fad98da8abb04f4fa24ed16 (patch)
treecf2ccd6434cddce6e6c52df040b032384a52875a /drivers/scsi/be2iscsi
parent457ff3b7dc3796d8778286217ad304ff122e948f (diff)
downloadop-kernel-dev-d3ad2bb31c26d7314fad98da8abb04f4fa24ed16.zip
op-kernel-dev-d3ad2bb31c26d7314fad98da8abb04f4fa24ed16.tar.gz
[SCSI] be2iscsi: Fixing return values
This patch fixes the return values as per comment from Mike Christie Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/be2iscsi')
-rw-r--r--drivers/scsi/be2iscsi/be_cmds.c12
-rw-r--r--drivers/scsi/be2iscsi/be_iscsi.c12
-rw-r--r--drivers/scsi/be2iscsi/be_main.c4
-rw-r--r--drivers/scsi/be2iscsi/be_mgmt.c2
4 files changed, 15 insertions, 15 deletions
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c
index 4f19030..9cc1f55 100644
--- a/drivers/scsi/be2iscsi/be_cmds.c
+++ b/drivers/scsi/be2iscsi/be_cmds.c
@@ -98,7 +98,7 @@ static int be_mcc_compl_process(struct be_ctrl_info *ctrl,
dev_err(&ctrl->pdev->dev,
"error in cmd completion: status(compl/extd)=%d/%d\n",
compl_status, extd_status);
- return -1;
+ return -EBUSY;
}
return 0;
}
@@ -231,7 +231,7 @@ static int be_mcc_wait_compl(struct beiscsi_hba *phba)
}
if (i == mcc_timeout) {
dev_err(&phba->pcidev->dev, "mccq poll timed out\n");
- return -1;
+ return -EBUSY;
}
return 0;
}
@@ -257,7 +257,7 @@ static int be_mbox_db_ready_wait(struct be_ctrl_info *ctrl)
if (cnt > 6000000) {
dev_err(&ctrl->pdev->dev, "mbox_db poll timed out\n");
- return -1;
+ return -EBUSY;
}
if (cnt > 50) {
@@ -309,7 +309,7 @@ int be_mbox_notify(struct be_ctrl_info *ctrl)
}
} else {
dev_err(&ctrl->pdev->dev, "invalid mailbox completion\n");
- return -1;
+ return -EBUSY;
}
return 0;
}
@@ -355,7 +355,7 @@ static int be_mbox_notify_wait(struct beiscsi_hba *phba)
return status;
} else {
dev_err(&phba->pcidev->dev, "invalid mailbox completion\n");
- return -1;
+ return -EBUSY;
}
return 0;
}
@@ -652,7 +652,7 @@ int beiscsi_cmd_q_destroy(struct be_ctrl_info *ctrl, struct be_queue_info *q,
default:
spin_unlock(&ctrl->mbox_lock);
BUG();
- return -1;
+ return -ENXIO;
}
be_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req));
if (queue_type != QTYPE_SGL)
diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c
index d9321ee..cd1b830 100644
--- a/drivers/scsi/be2iscsi/be_iscsi.c
+++ b/drivers/scsi/be2iscsi/be_iscsi.c
@@ -230,7 +230,7 @@ int beiscsi_conn_get_param(struct iscsi_cls_conn *cls_conn,
if (!beiscsi_ep) {
SE_DEBUG(DBG_LVL_1,
"In beiscsi_conn_get_param , no beiscsi_ep\n");
- return -1;
+ return -ENODEV;
}
switch (param) {
@@ -309,7 +309,7 @@ int beiscsi_get_host_param(struct Scsi_Host *shost,
tag = be_cmd_get_mac_addr(phba);
if (!tag) {
SE_DEBUG(DBG_LVL_1, "be_cmd_get_mac_addr Failed\n");
- return -1;
+ return -EAGAIN;
} else
wait_event_interruptible(phba->ctrl.mcc_wait[tag],
phba->ctrl.mcc_numtag[tag]);
@@ -322,7 +322,7 @@ int beiscsi_get_host_param(struct Scsi_Host *shost,
" status = %d extd_status = %d\n",
status, extd_status);
free_mcc_tag(&phba->ctrl, tag);
- return -1;
+ return -EAGAIN;
} else {
wrb = queue_get_wrb(mccq, wrb_num);
free_mcc_tag(&phba->ctrl, tag);
@@ -485,7 +485,7 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep,
struct tcp_connect_and_offload_out *ptcpcnct_out;
unsigned short status, extd_status;
unsigned int tag, wrb_num;
- int ret = -1;
+ int ret = -ENOMEM;
SE_DEBUG(DBG_LVL_8, "In beiscsi_open_conn\n");
beiscsi_ep->ep_cid = beiscsi_get_cid(phba);
@@ -536,7 +536,7 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep,
free_ep:
beiscsi_free_ep(beiscsi_ep);
- return -1;
+ return -EBUSY;
}
/**
@@ -626,7 +626,7 @@ static int beiscsi_close_conn(struct beiscsi_endpoint *beiscsi_ep, int flag)
if (!tag) {
SE_DEBUG(DBG_LVL_8, "upload failed for cid 0x%x\n",
beiscsi_ep->ep_cid);
- ret = -1;
+ ret = -EAGAIN;
} else {
wait_event_interruptible(phba->ctrl.mcc_wait[tag],
phba->ctrl.mcc_numtag[tag]);
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index 001888b..e6259d7 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -2681,7 +2681,7 @@ static int be_queue_alloc(struct beiscsi_hba *phba, struct be_queue_info *q,
mem->size = len * entry_size;
mem->va = pci_alloc_consistent(phba->pcidev, mem->size, &mem->dma);
if (!mem->va)
- return -1;
+ return -ENOMEM;
memset(mem->va, 0, mem->size);
return 0;
}
@@ -2877,7 +2877,7 @@ mcc_cq_destroy:
mcc_cq_free:
be_queue_free(phba, cq);
err:
- return -1;
+ return -ENOMEM;
}
static int find_num_cpus(void)
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
index 7d4ac5c..ff8b1cd 100644
--- a/drivers/scsi/be2iscsi/be_mgmt.c
+++ b/drivers/scsi/be2iscsi/be_mgmt.c
@@ -81,7 +81,7 @@ unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl,
SE_DEBUG(DBG_LVL_1,
"Failed to allocate memory for mgmt_check_supported_fw"
"\n");
- return -1;
+ return -ENOMEM;
}
nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes);
req = nonemb_cmd.va;
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