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| author | Rafael Zalamena <rzalamena@opensourcerouting.org> | 2021-01-25 08:33:01 -0300 |
|---|---|---|
| committer | Rafael Zalamena <rzalamena@opensourcerouting.org> | 2021-01-25 08:33:01 -0300 |
| commit | b12bc77cd372f01a5cba52657dff7132bc5f9705 (patch) | |
| tree | 4d4425fb7f5b5cf3f364d2fa804c7deb4249980f | |
| parent | e1b49f5da7bd72847f9a0211d4ac59efd7b72744 (diff) | |
watchfrr: fix crash on missing optional argument
Fix `netns` command line handling for missing argument (it's optional).
Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org>
| -rw-r--r-- | watchfrr/watchfrr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/watchfrr/watchfrr.c b/watchfrr/watchfrr.c index 319bd6a771..12682fa35e 100644 --- a/watchfrr/watchfrr.c +++ b/watchfrr/watchfrr.c @@ -1414,7 +1414,7 @@ int main(int argc, char **argv) } break; case OPTION_NETNS: netns_en = true; - if (strchr(optarg, '/')) { + if (optarg && strchr(optarg, '/')) { fprintf(stderr, "invalid network namespace name \"%s\" (may not contain slashes)\n", optarg); |