git: 9b588ef15f47 - main - bsnmpd: use MSG_NOSIGNAL when doing send(2) on a local socket

[Gleb Smirnoff]

The branch main has been updated by glebius:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=9b588ef15f47900ff77419eaf2817ce62fb58a14

commit 9b588ef15f47900ff77419eaf2817ce62fb58a14
Author:     Gleb Smirnoff <gleb...@freebsd.org>
AuthorDate: 2025-07-17 16:00:26 +0000
Commit:     Gleb Smirnoff <gleb...@freebsd.org>
CommitDate: 2025-07-17 16:00:26 +0000

    bsnmpd: use MSG_NOSIGNAL when doing send(2) on a local socket
    
    Otherwise in unix/stream mode a disconnected client will crash the
    server.
    
    Reviewed by:            harti
    Differential Revision:  https://reviews.freebsd.org/D51355
---
 contrib/bsnmp/snmpd/trans_lsock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/contrib/bsnmp/snmpd/trans_lsock.c 
b/contrib/bsnmp/snmpd/trans_lsock.c
index fa3bd34d14f0..ca2311be7cc3 100644
--- a/contrib/bsnmp/snmpd/trans_lsock.c
+++ b/contrib/bsnmp/snmpd/trans_lsock.c
@@ -417,7 +417,7 @@ lsock_send(struct tport *tp, const u_char *buf, size_t len,
                }
        }
 
-       return (sendto(peer->input.fd, buf, len, 0, addr, addrlen));
+       return (sendto(peer->input.fd, buf, len, MSG_NOSIGNAL, addr, addrlen));
 }
 
 static void