*: remove check for errors on getsockaddr in cases we know they can't happen

libbb: make get_sock_lsa use only one getsockaddr syscall, not two

function                                             old     new   delta
get_sock_lsa                                          72     101     +29
do_iplink                                           1151    1137     -14
arping_main                                         1585    1569     -16
dolisten                                             789     755     -34
xrtnl_open                                           161      94     -67

1 files changed, 4 insertions, 4 deletions

diff --git a/networking/libiproute/iplink.c b/networking/libiproute/iplink.c
index 1e7ee07d2..de7d6407e 100644
--- a/networking/libiproute/iplink.c
+++ b/networking/libiproute/iplink.c
@@ -112,11 +112,11 @@ static int get_address(char *dev, int *htype)
         me.sll_ifindex = ifr.ifr_ifindex;
         me.sll_protocol = htons(ETH_P_LOOP);
         xbind(s, (struct sockaddr*)&me, sizeof(me));
-
         alen = sizeof(me);
-        if (getsockname(s, (struct sockaddr*)&me, &alen) == -1) {
-                bb_perror_msg_and_die("getsockname");
-        }
+        getsockname(s, (struct sockaddr*)&me, &alen);
+        //never happens:
+        //if (getsockname(s, (struct sockaddr*)&me, &alen) == -1)
+        //      bb_perror_msg_and_die("getsockname");
         close(s);
         *htype = me.sll_hatype;
         return me.sll_halen;