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[media] V4L: sh_mobile_ceu_camera: fix Oops when USERPTR mapping fails
authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Mon, 4 Jul 2011 15:15:14 +0000 (12:15 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Wed, 27 Jul 2011 20:56:09 +0000 (17:56 -0300)
commitcb74cf5349a6a9225bbab278a808d5a0739c3b2c
treef666bd328e9f8cdfd47ebb71e2427d7ecd3b8137tree | snapshot
parent7dfff95366f48bf66f77c17cdc9ebd8be696ac5dcommit | diff
[media] V4L: sh_mobile_ceu_camera: fix Oops when USERPTR mapping fails

If vb2_dma_contig_get_userptr() fails on a videobuffer, driver's
.buf_init() method will not be called and the list will not be
initialised. Trying to remove an uninitialised element from a list leads
to a NULL-dereference.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Tested-by: Bastian Hecht <hechtb@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/video/sh_mobile_ceu_camera.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git