diff options
Diffstat (limited to 'networking/ping.c')
| -rw-r--r-- | networking/ping.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/networking/ping.c b/networking/ping.c index 5f7e5b9b5..318d561bb 100644 --- a/networking/ping.c +++ b/networking/ping.c @@ -332,6 +332,11 @@ static int common_ping_main(sa_family_t af, char **argv) create_icmp_socket(lsa); G.myid = (uint16_t) getpid(); + /* we can use native-endian ident, but other Unix ping/traceroute + * utils use *big-endian pid*, and e.g. traceroute on our machine may be + * *not* from busybox, idents may collide. Follow the convention: + */ + G.myid = htons(G.myid); #if ENABLE_PING6 if (lsa->u.sa.sa_family == AF_INET6) ping6(lsa); @@ -927,6 +932,11 @@ static int common_ping_main(int opt, char **argv) G.interval_us = interval * 1000000; myid = (uint16_t) getpid(); + /* we can use native-endian ident, but other Unix ping/traceroute + * utils use *big-endian pid*, and e.g. traceroute on our machine may be + * *not* from busybox, idents may collide. Follow the convention: + */ + myid = htons(myid); hostname = argv[optind]; #if ENABLE_PING6 { |