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authorAlexander Aring <alex.aring@gmail.com>2014-10-28 20:21:31 +0300
committerMarcel Holtmann <marcel@holtmann.org>2014-10-29 01:19:09 +0300
commit74457641558baded3c9f05bc3fb81293a2c02b2e (patch)
tree1c44bfe9006769028481efa56766b7e0de121a18 /net/mac802154/iface.c
parentc7420c367d63a7e1414e010afb52c3837fd9134e (diff)
downloadlinux-74457641558baded3c9f05bc3fb81293a2c02b2e.tar.xz
mac802154: cleanup open count handling
This patch cleanups the open_count variable increment in open and close calls of netdev. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/mac802154/iface.c')
-rw-r--r--net/mac802154/iface.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/mac802154/iface.c b/net/mac802154/iface.c
index 1c0274ed9370..c0bf5f9b9953 100644
--- a/net/mac802154/iface.c
+++ b/net/mac802154/iface.c
@@ -166,19 +166,19 @@ static int mac802154_slave_open(struct net_device *dev)
set_bit(SDATA_STATE_RUNNING, &sdata->state);
- if (local->open_count++ == 0) {
+ if (!local->open_count) {
res = drv_start(local);
WARN_ON(res);
if (res)
goto err;
}
+ local->open_count++;
netif_start_queue(dev);
return 0;
err:
/* might already be clear but that doesn't matter */
clear_bit(SDATA_STATE_RUNNING, &sdata->state);
- sdata->local->open_count--;
return res;
}
@@ -252,10 +252,11 @@ static int mac802154_slave_close(struct net_device *dev)
ASSERT_RTNL();
netif_stop_queue(dev);
+ local->open_count--;
clear_bit(SDATA_STATE_RUNNING, &sdata->state);
- if (!--local->open_count)
+ if (!local->open_count)
drv_stop(local);
return 0;