From dd6e4b90b5b2dbc2bbaac5008e26949a18478197 Mon Sep 17 00:00:00 2001 From: Jan Engelhardt Date: Sat, 7 May 2011 00:05:24 +0200 Subject: extensions: const annotations Signed-off-by: Jan Engelhardt --- extensions/libxt_tcp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'extensions/libxt_tcp.c') 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); -- cgit v1.2.3