git: 3b9da3dcd11f - main - TCP RACK: avoid using uninitialized tot_idle variable

From: Michael Tuexen <tuexen_at_FreeBSD.org>
Date: Wed, 01 Jan 2025 17:43:39 UTC
The branch main has been updated by tuexen:

URL: https://cgit.FreeBSD.org/src/commit/?id=3b9da3dcd11f3d73281383c4ba383a4fcc4b9bbe

commit 3b9da3dcd11f3d73281383c4ba383a4fcc4b9bbe
Author:     Michael Tuexen <tuexen@FreeBSD.org>
AuthorDate: 2025-01-01 17:42:00 +0000
Commit:     Michael Tuexen <tuexen@FreeBSD.org>
CommitDate: 2025-01-01 17:42:00 +0000

    TCP RACK: avoid using uninitialized tot_idle variable
    
    Reviewed by:            rrs
    CID:                    1540027
    MFC after:              1 week
    Sponsored by:           Netflix, Inc.
    Differential Revision:  https://reviews.freebsd.org/D48277
---
 sys/netinet/tcp_stacks/rack.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/netinet/tcp_stacks/rack.c b/sys/netinet/tcp_stacks/rack.c
index acd622814916..00c373ef0790 100644
--- a/sys/netinet/tcp_stacks/rack.c
+++ b/sys/netinet/tcp_stacks/rack.c
@@ -19994,7 +19994,8 @@ rack_output(struct tcpcb *tp)
 				rack_exit_probertt(rack, cts);
 			}
 		}
-	}
+	} else
+		tot_idle = 0;
 	if (rack_use_fsb &&
 	    (rack->r_ctl.fsb.tcp_ip_hdr) &&
 	    (rack->r_fsb_inited == 0) &&