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staging: rtl8188eu: Skip unnecessary field checks

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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>
This commit is contained in:
Aymen Qader 2018-09-27 22:19:11 +01:00 committed by Greg Kroah-Hartman
parent dee43f7ad3
commit 96e47e30c0
1 changed files with 3 additions and 3 deletions
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6
drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
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@ -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))