git: a41b0e52ab90 - stable/15 - tcp: fix sending of RST segments

From: Michael Tuexen <tuexen_at_FreeBSD.org>
Date: Fri, 26 Sep 2025 09:55:55 UTC
The branch stable/15 has been updated by tuexen:

URL: https://cgit.FreeBSD.org/src/commit/?id=a41b0e52ab90920ba3c136d95661d624aeb67147

commit a41b0e52ab90920ba3c136d95661d624aeb67147
Author:     Michael Tuexen <tuexen@FreeBSD.org>
AuthorDate: 2025-09-23 17:29:48 +0000
Commit:     Michael Tuexen <tuexen@FreeBSD.org>
CommitDate: 2025-09-26 09:55:41 +0000

    tcp: fix sending of RST segments
    
    Take endpoint parameters into account when available.
    
    Fixes:          463b5aed0d62 ("tcp: retire rstreason")
    Sponsored by:   Netflix, Inc.
    
    (cherry picked from commit ab17974c12033c6ff3bae27458efcd13584438ba)
---
 sys/netinet/tcp_input.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/netinet/tcp_input.c b/sys/netinet/tcp_input.c
index d5dc516c28aa..dd27ec77c1af 100644
--- a/sys/netinet/tcp_input.c
+++ b/sys/netinet/tcp_input.c
@@ -3412,7 +3412,7 @@ dropafterack:
 	return;
 
 dropwithreset:
-	tcp_dropwithreset(m, th, NULL, tlen);
+	tcp_dropwithreset(m, th, tp, tlen);
 	if (tp != NULL) {
 		INP_WUNLOCK(inp);
 	}