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media: v4l2-subdev: Verify v4l2_subdev_call() pointer arguments
authorJanusz Krzysztofik <jmkrzyszt@gmail.com>
Mon, 20 May 2019 21:27:46 +0000 (17:27 -0400)
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Mon, 24 Jun 2019 18:54:21 +0000 (14:54 -0400)
commit48ab7cd2b31a64dae4520a50b6a0610c2758a502
tree28856e40afcaa9fd5e535826c0df5e493d89c48btree | snapshot
parent3f1a17aa8e10cdb2281b42903ae7d9a4c48d632fcommit | diff
media: v4l2-subdev: Verify v4l2_subdev_call() pointer arguments

Parameters passed to check helpers are now obtained by dereferencing
unverified pointer arguments.  Check validity of those pointers first.

Signed-off-by: Janusz Krzysztofik <jmkrzyszt@gmail.com>
Reviewed-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
drivers/media/v4l2-core/v4l2-subdev.c diff | blob | history
Linux Kernel Source Tree.