lockd: fix access beyond unterminated strings in prints
authorAmir Goldstein <amir73il@gmail.com>
Fri, 28 Sep 2018 17:41:48 +0000 (20:41 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 13 Nov 2018 19:08:49 +0000 (11:08 -0800)
commit86edf5629edc161a5fbe6c5d9179f7fe8629c557
treeb60c07ba9dbf0764cf20068d8c0155a2eaa0cf7b
parent18c1d28f359cd6c7b26ef9856a61427d63bedfcc
lockd: fix access beyond unterminated strings in prints

commit 93f38b6fae0ea8987e22d9e6c38f8dfdccd867ee upstream.

printk format used %*s instead of %.*s, so hostname_len does not limit
the number of bytes accessed from hostname.

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/lockd/host.c