Commit 11b36abc authored Jan 09, 2019 by Ioana Ciornei Committed by Daniel Borkmann Jan 10, 2019

samples: bpf: user proper argument index



Use optind as index for argv instead of a hardcoded value.
When the program has options this leads to improper parameter handling.

Fixes: dc378a1a ("samples: bpf: get ifindex from ifname")
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Acked-by: Matteo Croce <mcroce@redhat.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

parent e3ca63de

samples/bpf/xdp1_user.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -103,7 +103,7 @@ int main(int argc, char **argv)
		return 1;
		}

		ifindex = if_nametoindex(argv[1]);
		ifindex = if_nametoindex(argv[optind]);
		if (!ifindex) {
		perror("if_nametoindex");
		return 1;