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staging: r8188eu: Fix a resource leak in update_bcn_wps_ie

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The "pbackup_remainder_ie" variable is not freed when "pwps_ie_src" is null

Fixes: 15865124fe ("staging: r8188eu: introduce new core dir for RTL8188eu driver")
Acked-by: Michael Straube <straube.linux@gmail.com>
Signed-off-by: Xiangyang Zhang <xyz.sun.ok@gmail.com>
Link: https://lore.kernel.org/r/20210821081824.14745-1-xyz.sun.ok@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Xiangyang Zhang 2021-08-21 16:18:24 +08:00 committed by Greg Kroah-Hartman
parent 5598e47a79
commit 2d29f81ce8
1 changed files with 2 additions and 1 deletions
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3
drivers/staging/r8188eu/core/rtw_ap.c
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@ -1199,7 +1199,7 @@ static void update_bcn_wps_ie(struct adapter *padapter)
pwps_ie_src = pmlmepriv->wps_beacon_ie; pwps_ie_src = pmlmepriv->wps_beacon_ie;
if (!pwps_ie_src) if (!pwps_ie_src)
return; goto exit;
wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */ wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */
if ((wps_offset + wps_ielen + 2 + remainder_ielen) <= MAX_IE_SZ) { if ((wps_offset + wps_ielen + 2 + remainder_ielen) <= MAX_IE_SZ) {
@ -1213,6 +1213,7 @@ static void update_bcn_wps_ie(struct adapter *padapter)
pnetwork->IELength = wps_offset + (wps_ielen + 2) + remainder_ielen; pnetwork->IELength = wps_offset + (wps_ielen + 2) + remainder_ielen;
} }
exit:
kfree(pbackup_remainder_ie); kfree(pbackup_remainder_ie);
} }