Fix a potential leak in the error path of function update_bcn_wps_ie().
Make sure that allocated memory for 'pbackup_remainder_ie' is freed
upon return. Detected by Coverity - CID 1077718.
Signed-off-by: Christian Engelmayer <cengelma@xxxxxx>
---
Compile tested and applies against branch staging-next of tree
git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git
---
drivers/staging/rtl8188eu/core/rtw_ap.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/rtl8188eu/core/rtw_ap.c b/drivers/staging/rtl8188eu/core/rtw_ap.c
index ff74d0d..6268f44 100644
--- a/drivers/staging/rtl8188eu/core/rtw_ap.c
+++ b/drivers/staging/rtl8188eu/core/rtw_ap.c
@@ -1325,7 +1325,7 @@ static void update_bcn_wps_ie(struct adapter *padapter)
pwps_ie_src = pmlmepriv->wps_beacon_ie;
if (pwps_ie_src == NULL)
- return;
+ goto exit;
wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */
if ((wps_offset+wps_ielen+2+remainder_ielen) <= MAX_IE_SZ) {
@@ -1339,6 +1339,7 @@ static void update_bcn_wps_ie(struct adapter *padapter)
pnetwork->IELength = wps_offset + (wps_ielen+2) + remainder_ielen;
}
+exit:
kfree(pbackup_remainder_ie);
}
--
1.9.1
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