[PATCH] UVC: use GFP_ATOMIC under spin lock.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Found using the following semantic patch:
<spml>
@@
@@
spin_lock_irqsave(...);
... when != spin_unlock_irqrestore(...);
* GFP_KERNEL
</spml>

Signed-off-by: Cyril Roelandt <tipecaml@xxxxxxxxx>
---
 drivers/usb/gadget/uvc_video.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/uvc_video.c b/drivers/usb/gadget/uvc_video.c
index b0e53a8..79b4132 100644
--- a/drivers/usb/gadget/uvc_video.c
+++ b/drivers/usb/gadget/uvc_video.c
@@ -309,7 +309,7 @@ uvc_video_pump(struct uvc_video *video)
 		video->encode(req, video, buf);
 
 		/* Queue the USB request */
-		if ((ret = usb_ep_queue(video->ep, req, GFP_KERNEL)) < 0) {
+		if ((ret = usb_ep_queue(video->ep, req, GFP_ATOMIC)) < 0) {
 			printk(KERN_INFO "Failed to queue request (%d)\n", ret);
 			usb_ep_set_halt(video->ep);
 			spin_unlock_irqrestore(&video->queue.irqlock, flags);
-- 
1.7.10.4

--
To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Kernel Development]     [Kernel Announce]     [Kernel Newbies]     [Linux Networking Development]     [Share Photos]     [IDE]     [Security]     [Git]     [Netfilter]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Device Mapper]

  Powered by Linux