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link: Report errors obtaining recv buffer size on link overflow

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Roy Marples 2020-12-12 17:34:31 +00:00
parent 84fda07e2e
commit c81acbb4e5
1 changed files with 3 additions and 1 deletions
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4
src/dhcpcd.c
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@ -1207,8 +1207,10 @@ dhcpcd_linkoverflow(struct dhcpcd_ctx *ctx)
socklen = sizeof(rcvbuflen);
if (getsockopt(ctx->link_fd, SOL_SOCKET,
SO_RCVBUF, &rcvbuflen, &socklen) == -1)
SO_RCVBUF, &rcvbuflen, &socklen) == -1) {
logerr("%s: getsockopt", __func__);
rcvbuflen = 0;
}
#ifdef __linux__
else
rcvbuflen /= 2;