From: Pete Eberlein <pete@sensoray.com>
Date: Sat, 2 Apr 2011 00:21:26 +0000 (-0300)
Subject: [media] s2255drv: atomic submit urb in completion handler
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=a1b4c86b2bad37963e675737ec850c851e785d6b;p=deliverable%2Flinux.git

[media] s2255drv: atomic submit urb in completion handler

An usb_submit_urb should be atomic in a completion handler. This fixes
"BUG: scheduling while atomic" messages.

Signed-off-by: Pete Eberlein <pete@sensoray.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/video/s2255drv.c b/drivers/media/video/s2255drv.c
index 561909b65ce6..01a98c0d3950 100644
--- a/drivers/media/video/s2255drv.c
+++ b/drivers/media/video/s2255drv.c
@@ -2382,7 +2382,7 @@ static void read_pipe_completion(struct urb *purb)
 			  read_pipe_completion, pipe_info);
 
 	if (pipe_info->state != 0) {
-		if (usb_submit_urb(pipe_info->stream_urb, GFP_KERNEL)) {
+		if (usb_submit_urb(pipe_info->stream_urb, GFP_ATOMIC)) {
 			dev_err(&dev->udev->dev, "error submitting urb\n");
 		}
 	} else {