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authorDavid S. Miller2012-03-19 04:29:41 +0100
committerDavid S. Miller2012-03-19 04:29:41 +0100
commit4da0bd736552e6377b407b3c3d3ae518ebbdd269 (patch)
treef0da9f843b8033565c3ca4103fccb17a60688326 /drivers/net/wireless/iwlegacy/3945.c
parentMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsh... (diff)
parentLinux 3.3 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net/wireless/iwlegacy/3945.c')
-rw-r--r--drivers/net/wireless/iwlegacy/3945.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlegacy/3945.c b/drivers/net/wireless/iwlegacy/3945.c
index 456f32da6b26..c5b1d199e0bc 100644
--- a/drivers/net/wireless/iwlegacy/3945.c
+++ b/drivers/net/wireless/iwlegacy/3945.c
@@ -1855,11 +1855,12 @@ il3945_bg_reg_txpower_periodic(struct work_struct *work)
struct il_priv *il = container_of(work, struct il_priv,
_3945.thermal_periodic.work);
- if (test_bit(S_EXIT_PENDING, &il->status))
- return;
-
mutex_lock(&il->mutex);
+ if (test_bit(S_EXIT_PENDING, &il->status) || il->txq == NULL)
+ goto out;
+
il3945_reg_txpower_periodic(il);
+out:
mutex_unlock(&il->mutex);
}