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[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>
This commit is contained in:
Markus Elfring 2015-12-29 08:02:43 -02:00 committed by Mauro Carvalho Chehab
parent 80c1bce9aa
commit b68554cd76
1 changed files with 2 additions and 4 deletions
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6
drivers/media/usb/hdpvr/hdpvr-video.c
View File

@ -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,
buf->status == BUFSTAT_READY)) {
ret = -ERESTARTSYS;
goto err;
}
buf->status == BUFSTAT_READY))
return -ERESTARTSYS;
}
if (buf->status != BUFSTAT_READY)