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(parent: ffd8d10) | patch
fs: handle failed audit_log_start properly
authorSasha Levin <sasha.levin@oracle.com>
Thu, 4 Oct 2012 23:57:31 +0000 (19:57 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Wed, 10 Oct 2012 03:33:37 +0000 (23:33 -0400)
commitd1c7d97ad58836affde6e39980b96527510b572e
tree4020ac7f88154d5dd919fdf371472ea9153a656etree | snapshot (tar.gz zip)
parentffd8d101a3a7d3f2e79deee1e342801703b6dc70commit | diff
fs: handle failed audit_log_start properly

audit_log_start() may return NULL, this is unchecked by the caller in
audit_log_link_denied() and could cause a NULL ptr deref.

Introduced by commit a51d9eaa ("fs: add link restriction audit reporting").

Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
kernel/audit.c diff | blob | blame | history