From: Dan Carpenter <error27@gmail.com>
Date: Mon, 3 Jan 2011 05:44:38 +0000 (+0300)
Subject: Staging: tm6000: check usb_alloc_urb() return
X-Git-Tag: firefly_0821_release~7613^2~2197^2~854
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=2591418bb18ea597dc34cc369899e11c3d4ecc87;p=firefly-linux-kernel-4.4.55.git

Staging: tm6000: check usb_alloc_urb() return

usb_alloc_urb() can return NULL so check for that and return
-ENOMEM if it happens.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/staging/tm6000/tm6000-input.c b/drivers/staging/tm6000/tm6000-input.c
index 01fcbbe38409..dae2f1fdcc5b 100644
--- a/drivers/staging/tm6000/tm6000-input.c
+++ b/drivers/staging/tm6000/tm6000-input.c
@@ -313,6 +313,8 @@ int tm6000_ir_int_start(struct tm6000_core *dev)
 		return -ENODEV;
 
 	ir->int_urb = usb_alloc_urb(0, GFP_KERNEL);
+	if (!ir->int_urb)
+		return -ENOMEM;
 
 	pipe = usb_rcvintpipe(dev->udev,
 		dev->int_in.endp->desc.bEndpointAddress