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bgpd: Do not show TCP MSS if the socket is broken #15325

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merged 1 commit into from
Feb 8, 2024
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bgpd: Do not show TCP MSS if the socket is broken #15325

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3 changes: 3 additions & 0 deletions lib/sockopt.c
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Original file line number Diff line number Diff line change
Expand Up @@ -672,6 +672,9 @@ int sockopt_tcp_mss_get(int sock)
int tcp_maxseg = 0;
socklen_t tcp_maxseg_len = sizeof(tcp_maxseg);

if (sock < 0)
return 0;

ret = getsockopt(sock, IPPROTO_TCP, TCP_MAXSEG, &tcp_maxseg,
&tcp_maxseg_len);
if (ret != 0) {
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