diff options
Diffstat (limited to 'lib/command_match.c')
| -rw-r--r-- | lib/command_match.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/lib/command_match.c b/lib/command_match.c index 26d763849d..0195aebc17 100644 --- a/lib/command_match.c +++ b/lib/command_match.c @@ -724,7 +724,12 @@ static enum match_type match_ipv4(const char *str) return no_match; memcpy(buf, sp, str - sp); - if (atoi(buf) > 255) + + int v = atoi(buf); + + if (v > 255) + return no_match; + if (v > 0 && buf[0] == '0') return no_match; nums++; @@ -775,7 +780,12 @@ static enum match_type match_ipv4_prefix(const char *str) return no_match; memcpy(buf, sp, str - sp); - if (atoi(buf) > 255) + + int v = atoi(buf); + + if (v > 255) + return no_match; + if (v > 0 && buf[0] == '0') return no_match; if (dots == 3) { |