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(parent: 71922da) | patch
regmap: fix NULL pointer dereference in _regmap_write/read
authorPankaj Dubey <pankaj.dubey@samsung.com>
Sat, 27 Sep 2014 04:17:55 +0000 (09:47 +0530)
committerJiri Slaby <jslaby@suse.cz>
Fri, 31 Oct 2014 14:11:11 +0000 (15:11 +0100)
commit94113759ec0fda45201a214418558164187c03a4
treeb228bc38561b4260e876441e383f93da5b752746tree
parent71922da4fea3b75fd9ade739d6f97e4a9af77015commit | diff
regmap: fix NULL pointer dereference in _regmap_write/read

commit 5336be8416a71b5568d2cf54a2f2066abe9f2a53 upstream.

If LOG_DEVICE is defined and map->dev is NULL it will lead to NULL
pointer dereference. This patch fixes this issue by adding check for
dev->NULL in all such places in regmap.c

Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
drivers/base/regmap/regmap.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git