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| author | Yuanhan Liu <yuanhan.liu@linux.intel.com> | 2012-10-18 18:10:56 +0800 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-10-24 13:18:08 -0400 |
| commit | 9495b31ad7e2b479501abb36a62789d59ee406fc (patch) | |
| tree | be599e2b6f158010d97209dbd30b45f6021fd525 | |
| parent | 73b26df5fa1a6245d6fc982362518b620bc7c2fe (diff) | |
| download | linux-9495b31ad7e2b479501abb36a62789d59ee406fc.tar.gz linux-9495b31ad7e2b479501abb36a62789d59ee406fc.tar.xz | |
brcmfmac: fix potential NULL dereference
Fix a samtch warnings catched by Fengguang's 0-DAY system:
+ drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c:3572 brcmf_cfg80211_sched_scan_start() error: we previously assumed 'request' could be null (see line 3571)
Cc: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Acked-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 411dfe7c7ff0..a6f1e8166008 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -3569,7 +3569,7 @@ brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, if (!request || !request->n_ssids || !request->n_match_sets) { WL_ERR("Invalid sched scan req!! n_ssids:%d\n", - request->n_ssids); + request ? request->n_ssids : 0); return -EINVAL; } |