diff options
| author | Xinming Hu <huxm@marvell.com> | 2015-09-18 06:32:07 -0700 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-09-29 10:47:33 +0300 |
| commit | 02421dd3f6af1b6becb6d9a690a2b70c73c03a7a (patch) | |
| tree | cc6f94292ec9413dc08484fa827ccde5739848b4 /drivers/net/wireless/mwifiex/cfg80211.c | |
| parent | 9a9053c3420fcc5779319e4ea267c6dcbf8d7c04 (diff) | |
| download | op-kernel-dev-02421dd3f6af1b6becb6d9a690a2b70c73c03a7a.zip op-kernel-dev-02421dd3f6af1b6becb6d9a690a2b70c73c03a7a.tar.gz | |
mwifiex: NULL check for cfg80211_inform_bss()
cfg80211_inform_bss would return null in some cases, such as
memory allocation failure.
This patch adds sanity check for this case, to avoid possible
issues when above corner case is hit.
Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/mwifiex/cfg80211.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/cfg80211.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index d814340..30cbafb 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -1994,8 +1994,10 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) CFG80211_BSS_FTYPE_UNKNOWN, bss_info.bssid, 0, WLAN_CAPABILITY_IBSS, 0, ie_buf, ie_len, 0, GFP_KERNEL); - cfg80211_put_bss(priv->wdev.wiphy, bss); - memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN); + if (bss) { + cfg80211_put_bss(priv->wdev.wiphy, bss); + ether_addr_copy(priv->cfg_bssid, bss_info.bssid); + } return 0; } |
