Commit b68554cd authored Dec 29, 2015 by Markus Elfring Committed by Mauro Carvalho Chehab Feb 01, 2016

[media] hdpvr: Refactoring for hdpvr_read()



Let us return directly if the element "status" of the variable "buf"
indicates "BUFSTAT_READY".
A check repetition can be excluded for the variable "ret" at the end then.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

parent 80c1bce9

drivers/media/usb/hdpvr/hdpvr-video.c

+2 −4

Original line number	Original line	Diff line number	Diff line
	@@ -462,10 +462,8 @@ static ssize_t hdpvr_read(struct file file, char __user buffer, size_t count,
	}		}

	if (wait_event_interruptible(dev->wait_data,		if (wait_event_interruptible(dev->wait_data,
	buf->status == BUFSTAT_READY)) {		buf->status == BUFSTAT_READY))
	ret = -ERESTARTSYS;		return -ERESTARTSYS;
	goto err;
	}
	}		}

	if (buf->status != BUFSTAT_READY)		if (buf->status != BUFSTAT_READY)