Commit 70dba6e9 authored Jun 09, 2020 by tannerlove Committed by Greg Kroah-Hartman Jun 22, 2020

selftests/net: in rxtimestamp getopt_long needs terminating null entry



[ Upstream commit 865a6cbb2288f8af7f9dc3b153c61b7014fdcf1e ]

getopt_long requires the last element to be filled with zeros.
Otherwise, passing an unrecognized option can cause a segfault.

Fixes: 16e78122 ("selftests/net: Add a test to validate behavior of rx timestamps")
Signed-off-by: Tanner Love <tannerlove@google.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 65575b2f

tools/testing/selftests/networking/timestamping/rxtimestamp.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -114,6 +114,7 @@ static struct option long_options[] = {
		{ "tcp", no_argument, 0, 't' },
		{ "udp", no_argument, 0, 'u' },
		{ "ip", no_argument, 0, 'i' },
		{ NULL, 0, NULL, 0 },
		};

		static int next_port = 19999;