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[media] usbvision: cleanup the code 

There's a dead code on usbvision that makes it harder to read
and produces a smatch warning about bad identation.

Improve the code readability and add a FIXME to warn about
the current hack there.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2015-06-05 10:47:36 -03:00
parent 6b20cf3c0f
commit b295e5c7d8
1 changed files with 14 additions and 3 deletions
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17
drivers/media/usb/usbvision/usbvision-video.c
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@ -1061,13 +1061,24 @@ static ssize_t usbvision_read(struct file *file, char __user *buf,
__func__,
(unsigned long)count, frame->bytes_read);
/* For now, forget the frame if it has not been read in one shot. */
/* if (frame->bytes_read >= frame->scanlength) {*/ /* All data has been read */
#if 1
/*
* FIXME:
* For now, forget the frame if it has not been read in one shot.
*/
frame->bytes_read = 0;
/* Mark it as available to be used again. */
frame->grabstate = frame_state_unused;
#else
if (frame->bytes_read >= frame->scanlength) {
/* All data has been read */
frame->bytes_read = 0;
/* Mark it as available to be used again. */
frame->grabstate = frame_state_unused;
/* } */
}
#endif
return count;
}