renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2025-01-09 06:04:05 +08:00
Code

usb: gadget: uvc: Use GFP_ATOMIC under spin lock

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

Signed-off-by: Cyril Roelandt <tipecaml@gmail.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Bhupesh Sharma <bhupesh.sharma@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Cyril Roelandt 2013-03-01 20:46:32 +01:00 committed by Felipe Balbi
parent 326b0e613b
commit 6854bcdc6f
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/usb/gadget/uvc_video.c
View File

@ -314,7 +314,8 @@ 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) {
ret = usb_ep_queue(video->ep, req, GFP_ATOMIC);
if (ret < 0) {
printk(KERN_INFO "Failed to queue request (%d)\n", ret);
usb_ep_set_halt(video->ep);
spin_unlock_irqrestore(&video->queue.irqlock, flags);