From: Aymen Qader <qader.aymen@gmail.com>
Date: Thu, 27 Sep 2018 21:19:11 +0000 (+0100)
Subject: staging: rtl8188eu: Skip unnecessary field checks
X-Git-Tag: v5.4-rc1~2324^2~250
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=96e47e30c0bce708b975af6e0fca4a6eaed5ee75;p=platform%2Fkernel%2Flinux-rpi.git

staging: rtl8188eu: Skip unnecessary field checks

Skip unnecessary request field checks when the information element
pointer is null.

Signed-off-by: Aymen Qader <qader.aymen@gmail.com>
ACKed-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c b/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
index 834053a..4d55bbd 100644
--- a/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
@@ -2971,11 +2971,11 @@ static unsigned int OnAssocReq(struct adapter *padapter,
 	/*  checking SSID */
 	p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _SSID_IE_, &ie_len,
 		pkt_len - WLAN_HDR_A3_LEN - ie_offset);
-	if (!p)
-		status = _STATS_FAILURE_;
 
-	if (ie_len == 0) { /*  broadcast ssid, however it is not allowed in assocreq */
+	if (!p || ie_len == 0) {
+		/*  broadcast ssid, however it is not allowed in assocreq */
 		status = _STATS_FAILURE_;
+		goto OnAssocReqFail;
 	} else {
 		/*  check if ssid match */
 		if (memcmp((void *)(p+2), cur->Ssid.Ssid, cur->Ssid.SsidLength))