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ovl: fix may_write_real() for overlayfs directories
authorAmir Goldstein <amir73il@gmail.com>
Mon, 18 Sep 2017 19:53:43 +0000 (22:53 +0300)
committerMiklos Szeredi <mszeredi@redhat.com>
Thu, 5 Oct 2017 13:53:18 +0000 (15:53 +0200)
commit954c736f865d6c0c68ae4263a2f3502ee7c447a3
treeb49f8a37ae725797c9eac78c62e1434b2ca2dfedtree | snapshot
parent9e66317d3c92ddaab330c125dfe9d06eee268affcommit | diff
ovl: fix may_write_real() for overlayfs directories

Overlayfs directory file_inode() is the overlay inode whether the real
inode is upper or lower.

This fixes a regression in xfstest generic/158.

Fixes: 7c6893e3c9ab ("ovl: don't allow writing ioctl on lower layer")
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
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