tree 72dd9590490c76472c9a518249c219b91a4008ec
parent c4f0b78ad5d0e76caaeb5c2349c2613728c816bc
author Laurent Pinchart <laurent.pinchart@ideasonboard.com> 1302193814 -0300
committer Mauro Carvalho Chehab <mchehab@redhat.com> 1303223396 -0300

[media] omap3isp: queue: Don't corrupt buf->npages when get_user_pages() fails

get_user_pages() can return a negative error code when it fails. Set
buf->npages to 0 in that case, to prevent isp_video_buffer_cleanup()
from releasing invalid pages.

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