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(parent: f4439de) | patch
ovl: fix random return value on mount
authorAmir Goldstein <amir73il@gmail.com>
Tue, 11 Jul 2017 12:58:35 +0000 (15:58 +0300)
committerMiklos Szeredi <mszeredi@redhat.com>
Thu, 13 Jul 2017 20:06:45 +0000 (22:06 +0200)
commit8fc646b44385ff0a9853f6590497e43049eeb311
tree80b44e698a2fc19de2ba6d59c0fb9fcdd5b416c5tree | snapshot (tar.gz zip)
parentf4439de118283159ff165e52036134a278ebf990commit | diff
ovl: fix random return value on mount

On failure to prepare_creds(), mount fails with a random
return value, as err was last set to an integer cast of
a valid lower mnt pointer or set to 0 if inodes index feature
is enabled.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: 3fe6e52f0626 ("ovl: override creds with the ones from ...")
Cc: <stable@vger.kernel.org> # v4.7
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
fs/overlayfs/super.c diff | blob | blame | history