From: Daniel Mack <daniel@caiaq.de>
Date: Tue, 12 May 2009 20:50:34 +0000 (-0700)
Subject: USB: imx_udc: fix leak in imx_ep_alloc_request()
X-Git-Tag: v2.6.31-rc1~304^2~66
X-Git-Url: https://bbs.cooldavid.org/git/?a=commitdiff_plain;h=1e0abb7e1844a7cb499321a94d5d04347ef86d68;p=net-next-2.6.git

USB: imx_udc: fix leak in imx_ep_alloc_request()

cppcheck found another leak in drivers/usb/gadget/imx_udc.c

Cc: Mike Lee <eemike@gmail.com>
Cc: Darius Augulis <augulis.darius@gmail.com>
Signed-off-by: Daniel Mack <daniel@caiaq.de>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/gadget/imx_udc.c b/drivers/usb/gadget/imx_udc.c
index 168658b4b4e..239bf8ed9f4 100644
--- a/drivers/usb/gadget/imx_udc.c
+++ b/drivers/usb/gadget/imx_udc.c
@@ -734,9 +734,12 @@ static struct usb_request *imx_ep_alloc_request
 {
 	struct imx_request *req;
 
+	if (!usb_ep)
+		return NULL;
+
 	req = kzalloc(sizeof *req, gfp_flags);
-	if (!req || !usb_ep)
-		return 0;
+	if (!req)
+		return NULL;
 
 	INIT_LIST_HEAD(&req->queue);
 	req->in_use = 0;