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(parent: bea3c4b) | patch
selinux: fix a missing-check bug in selinux_add_mnt_opt( )
authorGen Zhang <blackgod016574@gmail.com>
Wed, 12 Jun 2019 13:28:21 +0000 (21:28 +0800)
committerPaul Moore <paul@paul-moore.com>
Wed, 12 Jun 2019 15:39:38 +0000 (11:39 -0400)
commit013cb987eda5b1741a09a68a84b87b5c62bee9f4
tree49221a4e9f7f0c4dda4cd1502f42dce090695ef6tree | snapshot
parentbea3c4b3d6d58364c4341c3c89b64c710753458ccommit | diff
selinux: fix a missing-check bug in selinux_add_mnt_opt( )

In selinux_add_mnt_opt(), 'val' is allocated by kmemdup_nul(). It returns
NULL when fails. So 'val' should be checked. And 'mnt_opts' should be
freed when error.

Signed-off-by: Gen Zhang <blackgod016574@gmail.com>
Fixes: 6111604025e1 ("LSM: new method: ->sb_add_mnt_opt()")
Cc: <stable@vger.kernel.org>
[PM: fixed some indenting problems]
Signed-off-by: Paul Moore <paul@paul-moore.com>
security/selinux/hooks.c diff | blob | history
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