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libbb: introduce and use bb_getsockname()

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function                                             old     new   delta
bb_getsockname                                         -      18     +18
xrtnl_open                                            88      83      -5
do_iplink                                           1216    1209      -7
arping_main                                         1686    1668     -18
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(add/remove: 2/0 grow/shrink: 0/3 up/down: 18/-30)            Total: -12 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2018-02-11 14:55:46 +01:00
parent d3162773d5
commit ba3b9dbf06
6 changed files with 29 additions and 20 deletions
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5
networking/inetd.c
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@@ -497,10 +497,9 @@ static void register_rpc(servtab_t *sep)
{
int n;
struct sockaddr_in ir_sin;
socklen_t size;
size = sizeof(ir_sin);
if (getsockname(sep->se_fd, (struct sockaddr *) &ir_sin, &size) < 0) {
if (bb_getsockname(sep->se_fd, (struct sockaddr *) &ir_sin, sizeof(ir_sin)) < 0) {
//TODO: verify that such failure is even possible in Linux kernel
bb_perror_msg("getsockname");
return;
}