V4L/DVB: uvcvideo: Prevent division by 0 when control step value is 0

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The control step values reported by the device are used as a divisor
unchecked, which can result in a division by zero.

Check the step value and make it 1 when null.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

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Laurent Pinchart 2010-04-25 16:27:14 -03:00 • committed by Mauro Carvalho Chehab

parent a90ef69c1f

commit cf7a50eeb6

1 changed files with 2 additions and 0 deletions

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drivers/media/video/uvc/uvc_ctrl.c

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