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(parent: 8e298de) | patch
ceph: fix use-after-free for fsc->mdsc
authorXiubo Li <xiubli@redhat.com>
Thu, 23 Jul 2020 07:32:25 +0000 (15:32 +0800)
committerIlya Dryomov <idryomov@gmail.com>
Mon, 3 Aug 2020 09:05:27 +0000 (11:05 +0200)
commita7caa88f8b72c136f9a401f498471b8a8e35370d
tree08efb231b4755dcc01756adf5e8f2817d6ec1e08tree | snapshot
parent8e298deb8d8c449d87acceab8c8bfef71b67b08dcommit | diff
ceph: fix use-after-free for fsc->mdsc

If the ceph_mdsc_init() fails, it will free the mdsc already.

Reported-by: syzbot+b57f46d8d6ea51960b8c@syzkaller.appspotmail.com
Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
fs/ceph/mds_client.c diff | blob | history
Domain: System / Kernel;