From: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Date: Sun, 27 Sep 2015 19:48:19 +0000 (+0200)
Subject: staging: rtl8723au: Fix resource leak
X-Git-Tag: KARO-TX6UL-2015-11-03~34^2~1419
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=7d76173d40bef0516068dbf38195470abf979c8a;p=karo-tx-linux.git

staging: rtl8723au: Fix resource leak

Firmware was not released properly if kmemdup fails.

Addresses-Coverity-Id: 1269118
Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Acked-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c b/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
index cd014f7e6bc3..ecf54ee47f7c 100644
--- a/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
+++ b/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
@@ -249,13 +249,13 @@ int rtl8723a_FirmwareDownload(struct rtw_adapter *padapter)
 		goto Exit;
 	}
 	firmware_buf = kmemdup(fw->data, fw->size, GFP_KERNEL);
+	fw_size = fw->size;
+	release_firmware(fw);
 	if (!firmware_buf) {
 		rtStatus = _FAIL;
 		goto Exit;
 	}
 	buf = firmware_buf;
-	fw_size = fw->size;
-	release_firmware(fw);
 
 	/*  To Check Fw header. Added by tynli. 2009.12.04. */
 	pFwHdr = (struct rt_8723a_firmware_hdr *)firmware_buf;