In rtw_check_bcn_info(), check the return value of kzalloc() before
dereferencing it, to avoid NULL pointer dereference.
Signed-off-by: Kumar Amit Mehta <gmate.a...@gmail.com>
---
drivers/staging/rtl8188eu/core/rtw_wlan_util.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/rtl8188eu/core/rtw_wlan_util.c
b/drivers/staging/rtl8188eu/core/rtw_wlan_util.c
index 3e9b6e9..a3ffc69 100644
--- a/drivers/staging/rtl8188eu/core/rtw_wlan_util.c
+++ b/drivers/staging/rtl8188eu/core/rtw_wlan_util.c
@@ -931,6 +931,8 @@ int rtw_check_bcn_info(struct adapter *Adapter, u8
*pframe, u32 packet_len)
}
bssid = kzalloc(sizeof(struct wlan_bssid_ex), GFP_ATOMIC);
+ if (!bssid)
+ return _FAIL;
subtype = GetFrameSubType(pframe) >> 4;
--
2.1.0
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