tree 15421dc527d48d630fd926566e766d1c30679312
parent 5b6aa199196220a5901c8d9cbad497fea347850a
author Dan Carpenter <dan.carpenter@oracle.com> 1407226273 -0300
committer Mauro Carvalho Chehab <m.chehab@samsung.com> 1408652731 -0500

[media] vmalloc_sg: off by one in error handling

The "i--" needs to happen at the start of the loop or it will try to
release something bogus (probably it will crash) and it won't release
the first ->vaddr_page[].

Fixes: 7b4eeed174b7 ('[media] vmalloc_sg: make sure all pages in vmalloc area are really DMA-ready')

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>