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authorAlexander Aring <alex.aring@gmail.com>2015-05-22 17:43:52 +0200
committerMarcel Holtmann <marcel@holtmann.org>2015-05-23 17:57:08 +0200
commit4a3a8c0c3a613e481bea931f0d65dc4a7efaa9b9 (patch)
tree218e83ae396cc808b80b6681c4cdcaff30bfc1ca /net/mac802154
parent4a669f7d72535017dd03cbcdf5af6e85edfdf90c (diff)
downloadop-kernel-dev-4a3a8c0c3a613e481bea931f0d65dc4a7efaa9b9.zip
op-kernel-dev-4a3a8c0c3a613e481bea931f0d65dc4a7efaa9b9.tar.gz
mac802154: remove pib lock
This patch removes the pib lock which is now replaced by rtnl lock. The new interface already use the rtnl lock only. Nevertheless this patch will fix issues while using new and old interface at the same time. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/mac802154')
-rw-r--r--net/mac802154/iface.c7
-rw-r--r--net/mac802154/mib.c4
2 files changed, 2 insertions, 9 deletions
diff --git a/net/mac802154/iface.c b/net/mac802154/iface.c
index 2a58788..22f478b 100644
--- a/net/mac802154/iface.c
+++ b/net/mac802154/iface.c
@@ -242,7 +242,6 @@ static int mac802154_wpan_open(struct net_device *dev)
struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
struct ieee802154_local *local = sdata->local;
struct wpan_dev *wpan_dev = &sdata->wpan_dev;
- struct wpan_phy *phy = sdata->local->phy;
rc = ieee802154_check_concurrent_iface(sdata, sdata->vif.type);
if (rc < 0)
@@ -252,8 +251,6 @@ static int mac802154_wpan_open(struct net_device *dev)
if (rc < 0)
return rc;
- mutex_lock(&phy->pib_lock);
-
if (local->hw.flags & IEEE802154_HW_PROMISCUOUS) {
rc = drv_set_promiscuous_mode(local,
wpan_dev->promiscuous_mode);
@@ -295,11 +292,7 @@ static int mac802154_wpan_open(struct net_device *dev)
goto out;
}
- mutex_unlock(&phy->pib_lock);
- return 0;
-
out:
- mutex_unlock(&phy->pib_lock);
return rc;
}
diff --git a/net/mac802154/mib.c b/net/mac802154/mib.c
index 5cf019a..033dfc7 100644
--- a/net/mac802154/mib.c
+++ b/net/mac802154/mib.c
@@ -91,16 +91,16 @@ void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan)
struct ieee802154_local *local = sdata->local;
int res;
+ ASSERT_RTNL();
+
BUG_ON(dev->type != ARPHRD_IEEE802154);
res = drv_set_channel(local, page, chan);
if (res) {
pr_debug("set_channel failed\n");
} else {
- mutex_lock(&local->phy->pib_lock);
local->phy->current_channel = chan;
local->phy->current_page = page;
- mutex_unlock(&local->phy->pib_lock);
}
}
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