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ath9k_hw: fix smatch warning in ar9003_hw_spur_mitigate_mrc_cck

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drivers/net/wireless/ath/ath9k/ar9003_phy.c:211
ar9003_hw_spur_mitigate_mrc_cck() error: potential NULL dereference
'spur_fbin_ptr'.

Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rajkumar Manoharan 2012-06-21 20:34:00 +05:30 committed by John W. Linville
parent 81b67fd60a
commit 4b5237cc86
1 changed files with 1 additions and 3 deletions
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4
drivers/net/wireless/ath/ath9k/ar9003_phy.c
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@ -173,7 +173,7 @@ static void ar9003_hw_spur_mitigate_mrc_cck(struct ath_hw *ah,
int cur_bb_spur, negative = 0, cck_spur_freq;
int i;
int range, max_spur_cnts, synth_freq;
u8 *spur_fbin_ptr = NULL;
u8 *spur_fbin_ptr = ar9003_get_spur_chan_ptr(ah, IS_CHAN_2GHZ(chan));
/*
* Need to verify range +/- 10 MHz in control channel, otherwise spur
@ -181,8 +181,6 @@ static void ar9003_hw_spur_mitigate_mrc_cck(struct ath_hw *ah,
*/
if (AR_SREV_9485(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah)) {
spur_fbin_ptr = ar9003_get_spur_chan_ptr(ah,
IS_CHAN_2GHZ(chan));
if (spur_fbin_ptr[0] == 0) /* No spur */
return;
max_spur_cnts = 5;