diff options
Diffstat (limited to 'extensions/libxt_tcp.c')
-rw-r--r-- | extensions/libxt_tcp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/extensions/libxt_tcp.c b/extensions/libxt_tcp.c index d9bcbd0e..4d914e39 100644 --- a/extensions/libxt_tcp.c +++ b/extensions/libxt_tcp.c @@ -208,10 +208,10 @@ tcp_parse(int c, char **argv, int invert, unsigned int *flags, return 1; } -static char * +static const char * port_to_service(int port) { - struct servent *service; + const struct servent *service; if ((service = getservbyport(htons(port), "tcp"))) return service->s_name; @@ -222,7 +222,7 @@ port_to_service(int port) static void print_port(uint16_t port, int numeric) { - char *service; + const char *service; if (numeric || (service = port_to_service(port)) == NULL) printf("%u", port); |