4.9-stable review patch. If anyone has any objections, please let me know.
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From: Amir Goldstein amir73il@gmail.com
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 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/lockd/host.c +++ b/fs/lockd/host.c @@ -340,7 +340,7 @@ struct nlm_host *nlmsvc_lookup_host(cons }; struct lockd_net *ln = net_generic(net, lockd_net_id);
- dprintk("lockd: %s(host='%*s', vers=%u, proto=%s)\n", __func__, + dprintk("lockd: %s(host='%.*s', vers=%u, proto=%s)\n", __func__, (int)hostname_len, hostname, rqstp->rq_vers, (rqstp->rq_prot == IPPROTO_UDP ? "udp" : "tcp"));