Commits
Miklos Szeredi committed 8aa5c23ef81
fuse: verify write return
commit 8aab336b14c115c6bf1d4baeb9247e41ed9ce6de upstream.
Make sure filesystem is not returning a bogus number of bytes written.
Fixes: ea9b9907b82a ("fuse: implement perform_write")
Cc: <stable@vger.kernel.org> # v2.6.26
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>