diff options
Diffstat (limited to 'ping.c')
| -rw-r--r-- | ping.c | 9 |
1 files changed, 5 insertions, 4 deletions
@@ -1,5 +1,5 @@ /* - * $Id: ping.c,v 1.6 1999/12/11 08:41:28 andersen Exp $ + * $Id: ping.c,v 1.7 2000/01/26 20:06:48 erik Exp $ * Mini ping implementation for busybox * * Copyright (C) 1999 by Randolph Chung <tausq@debian.org> @@ -319,10 +319,11 @@ static void ping(char *host) int sockopt; if (!(proto = getprotobyname("icmp"))) { - fprintf(stderr, "ping: unknown protocol icmp\n"); - exit(1); + /* getprotobyname failed, so just silently force + * proto->p_proto to have the correct value for "icmp" */ + proto->p_proto = 1; } - if ((pingsock = socket(AF_INET, SOCK_RAW, proto->p_proto)) < 0) { + if ((pingsock = socket(AF_INET, SOCK_RAW, proto->p_proto)) < 0) { /* 1 == ICMP */ if (errno == EPERM) { fprintf(stderr, "ping: permission denied. (are you root?)\n"); } else { |