diff options
| -rw-r--r-- | watchfrr/watchfrr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/watchfrr/watchfrr.c b/watchfrr/watchfrr.c index 12682fa35e..441320b193 100644 --- a/watchfrr/watchfrr.c +++ b/watchfrr/watchfrr.c @@ -1080,6 +1080,9 @@ static int valid_command(const char *cmd) { char *p; + if (cmd == NULL) + return 0; + return ((p = strchr(cmd, '%')) != NULL) && (*(p + 1) == 's') && !strchr(p + 1, '%'); } |