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ath5k: validate mode in ath5k_ani_init() before trying to set it

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Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Pavel Roskin 2011-07-09 00:17:45 -04:00 committed by John W. Linville
parent 21394754bc
commit 86fbe17d7f
1 changed files with 5 additions and 0 deletions
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5
drivers/net/wireless/ath/ath5k/ani.c
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@ -630,6 +630,11 @@ ath5k_ani_init(struct ath5k_hw *ah, enum ath5k_ani_mode mode)
if (ah->ah_version < AR5K_AR5212)
return;
if (mode < ATH5K_ANI_MODE_OFF || mode > ATH5K_ANI_MODE_AUTO) {
ATH5K_ERR(ah->ah_sc, "ANI mode %d out of range", mode);
return;
}
/* clear old state information */
memset(&ah->ah_sc->ani_state, 0, sizeof(ah->ah_sc->ani_state));