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authorFelix Fietkau <nbd@openwrt.org>2014-03-09 09:51:16 +0100
committerJohn W. Linville <linville@tuxdriver.com>2014-03-13 14:57:26 -0400
commit105ff411c96c52c67261efbe245f0947d39ebce7 (patch)
treee8021114d31c735913e423ccdbedfd4cba54c39c /drivers/net
parent2dc3a8e0b6e10c77798a4f6f711ce66334eda1c4 (diff)
downloadlinux-105ff411c96c52c67261efbe245f0947d39ebce7.tar.bz2
ath9k_hw: fix unreachable code in baseband hang detection code
The commit "ath9k: reduce baseband hang detection false positive rate" added a delay in the loop checking the baseband state, however it was unreachable due to previous 'continue' statements. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 303ce27964c1..9078a6c5a74e 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1548,6 +1548,7 @@ bool ath9k_hw_check_alive(struct ath_hw *ah)
if (reg != last_val)
return true;
+ udelay(1);
last_val = reg;
if ((reg & 0x7E7FFFEF) == 0x00702400)
continue;
@@ -1560,8 +1561,6 @@ bool ath9k_hw_check_alive(struct ath_hw *ah)
default:
return true;
}
-
- udelay(1);
} while (count-- > 0);
return false;