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authorLuis R. Rodriguez <mcgrof@winlab.rutgers.edu>2008-02-04 05:53:51 +0300
committerJohn W. Linville <linville@tuxdriver.com>2008-02-29 23:19:38 +0300
commite71c9fac316221a4594f3bd58c2d30ada0cabaf6 (patch)
treeb178376036c5122e06fe47f63dd450e40e7df87e /drivers/net/wireless/ath5k
parent6844e63a9458d15b4437aa467c99128d994b0f6c (diff)
downloadlinux-e71c9fac316221a4594f3bd58c2d30ada0cabaf6.tar.xz
ath5k/phy.c: fix negative array index
Author: Adrian Bunk <bunk@kernel.org> This patch fixes a negative array index spotted by the Coverity checker. Changes-licensed-under: ISC Acked-by: Nick Kossifidis <mickflemm@gmail.com> Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: Luis R. Rodriguez <mcgrof@winlab.rutgers.edu> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath5k')
-rw-r--r--drivers/net/wireless/ath5k/phy.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath5k/phy.c b/drivers/net/wireless/ath5k/phy.c
index 248c0f545f24..405195ffb24d 100644
--- a/drivers/net/wireless/ath5k/phy.c
+++ b/drivers/net/wireless/ath5k/phy.c
@@ -1178,6 +1178,9 @@ static int ath5k_hw_rf5112_rfregs(struct ath5k_hw *ah,
(channel->center_freq >= 5260 ? 1 :
(channel->center_freq > 4000 ? 0 : -1)));
+ if (obdb == -1)
+ return -EINVAL;
+
if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
ee->ee_ob[ee_mode][obdb], 3, 279, 0, true))
return -EINVAL;