selftests/net: in rxtimestamp getopt_long needs terminating null entry

[ Upstream commit 865a6cb ] getopt_long requires the last element to be filled with zeros. Otherwise, passing an unrecognized option can cause a segfault. Fixes: 16e7812 ("selftests/net: Add a test to validate behavior of rx timestamps") Signed-off-by: Tanner Love <[email protected]> Acked-by: Willem de Bruijn <[email protected]> Signed-off-by: David S. Miller <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
ADVANTECH-Corp · Jun 17, 2020 · 57bad9e · 57bad9e
1 parent 05e275d
commit 57bad9e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/tools/testing/selftests/networking/timestamping/rxtimestamp.c b/tools/testing/selftests/networking/timestamping/rxtimestamp.c
@@ -115,6 +115,7 @@ 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;