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authorPrashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>2018-05-14 10:29:15 +0200
committerDaniel Borkmann <daniel@iogearbox.net>2018-05-14 23:41:59 +0200
commit53ea24c20cea32b1dc70673402b496c4a5291d2d (patch)
tree07298680244a2c50bf57d51f58bf3c303dc4276b /samples/bpf
parentMerge branch 'bpf-stackmap-nmi' (diff)
downloadlinux-53ea24c20cea32b1dc70673402b496c4a5291d2d.tar.xz
linux-53ea24c20cea32b1dc70673402b496c4a5291d2d.zip
samples/bpf: xdp_monitor, accept short options
Updated optstring parameter for getopt_long() to accept short options. Also updated usage() function. Signed-off-by: Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp> Acked-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'samples/bpf')
-rw-r--r--samples/bpf/xdp_monitor_user.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/samples/bpf/xdp_monitor_user.c b/samples/bpf/xdp_monitor_user.c
index 894bc64c2cac..05ad3f590c91 100644
--- a/samples/bpf/xdp_monitor_user.c
+++ b/samples/bpf/xdp_monitor_user.c
@@ -58,7 +58,7 @@ static void usage(char *argv[])
printf(" flag (internal value:%d)",
*long_options[i].flag);
else
- printf("(internal short-option: -%c)",
+ printf("short-option: -%c",
long_options[i].val);
printf("\n");
}
@@ -594,7 +594,7 @@ int main(int argc, char **argv)
snprintf(bpf_obj_file, sizeof(bpf_obj_file), "%s_kern.o", argv[0]);
/* Parse commands line args */
- while ((opt = getopt_long(argc, argv, "h",
+ while ((opt = getopt_long(argc, argv, "hDSs:",
long_options, &longindex)) != -1) {
switch (opt) {
case 'D':