Commits
Hirofumi Nakagawa committed b3885bd6edb
ovl: add NULL check in ovl_alloc_inode
This was detected by fault injection test
Signed-off-by: Hirofumi Nakagawa <nklabs@gmail.com>
Fixes: 13cf199d0088 ("ovl: allocate an ovl_inode struct")
Cc: <stable@vger.kernel.org> # v4.13