mwifiex: fix memory leak issue for ibss join

commit 517543fd72d577dde2ebd9505dc4abf26d589f9a upstream.

For IBSS join if the requested SSID matches current SSID,
it returns without freeing the allocated beacon IE buffer.

Signed-off-by: Ujjal Roy <royujjal@gmail.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index f084412eee0b7cdeced4f2b21b4140b01d1b141e..bf63e13d14c99fb620313a43b801c4fc4ddad622 100644 (file)
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -319,8 +319,8 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
                if (bss_desc && bss_desc->ssid.ssid_len &&
                    (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor.
                                       ssid, &bss_desc->ssid))) {
-                       kfree(bss_desc);
-                       return 0;
+                       ret = 0;
+                       goto done;
                }
 
                /* Exit Adhoc mode first */