ovl: copy new uid/gid into overlayfs runtime inode

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commit b81de061fa upstream.

Overlayfs must update uid/gid after chown, otherwise functions
like inode_owner_or_capable() will check user against stale uid.
Catched by xfstests generic/087, it chowns file and calls utimes.

Signed-off-by: Konstantin Khlebnikov <koct9i@gmail.com>
Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Konstantin Khlebnikov 2016-01-31 16:21:29 +03:00 • committed by Greg Kroah-Hartman

parent 0b7f12be0d

commit b3600dd647

1 changed files with 2 additions and 0 deletions

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fs/overlayfs/inode.c

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