From: Laurent Pinchart Date: Tue, 16 Sep 2014 14:26:48 +0000 (+0300) Subject: usb: gadget: uvc: Simplify uvcg_video_pump by using local variable X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6dd5b021bd6c735a6a1515d06dab1478fc461dfd;p=linux-beck.git usb: gadget: uvc: Simplify uvcg_video_pump by using local variable Use the local queue variable instead of computing it every time. Signed-off-by: Laurent Pinchart Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/gadget/function/uvc_video.c b/drivers/usb/gadget/function/uvc_video.c index b0528e8138cf..c3e1f27dbbef 100644 --- a/drivers/usb/gadget/function/uvc_video.c +++ b/drivers/usb/gadget/function/uvc_video.c @@ -309,10 +309,10 @@ int uvcg_video_pump(struct uvc_video *video) /* Retrieve the first available video buffer and fill the * request, protected by the video queue irqlock. */ - spin_lock_irqsave(&video->queue.irqlock, flags); - buf = uvcg_queue_head(&video->queue); + spin_lock_irqsave(&queue->irqlock, flags); + buf = uvcg_queue_head(queue); if (buf == NULL) { - spin_unlock_irqrestore(&video->queue.irqlock, flags); + spin_unlock_irqrestore(&queue->irqlock, flags); break; } @@ -323,11 +323,11 @@ int uvcg_video_pump(struct uvc_video *video) 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); + spin_unlock_irqrestore(&queue->irqlock, flags); uvcg_queue_cancel(queue, 0); break; } - spin_unlock_irqrestore(&video->queue.irqlock, flags); + spin_unlock_irqrestore(&queue->irqlock, flags); } spin_lock_irqsave(&video->req_lock, flags);