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linux/fs/overlayfs
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Amir Goldstein 97de6f34b4 ovl: fix random return value on mount 
commit 8fc646b443 upstream.

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: 3fe6e52f06 ("ovl: override creds with the ones from ...")
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2017-07-27 15:08:07 -07:00
..
copy_up.c ovl: fsync after copy-up 2016-10-31 14:42:14 +01:00
dir.c Merge branch 'overlayfs-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs 2016-10-14 17:23:33 -07:00
inode.c ovl: fix get_acl() on tmpfs 2016-10-31 14:42:14 +01:00
Kconfig ovl: rename filesystem type to "overlay" 2014-11-20 16:39:59 +01:00
Makefile ovl: rename filesystem type to "overlay" 2014-11-20 16:39:59 +01:00
overlayfs.h fs: rename "rename2" i_op to "rename" 2016-09-27 11:03:58 +02:00
readdir.c ovl: proper cleanup of workdir 2016-09-01 11:11:59 +02:00
super.c ovl: fix random return value on mount 2017-07-27 15:08:07 -07:00