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Fix memory leak, we may reallocate 'tcp_saveti' after 'findpcb'. It's not 

a tragic bug, because it happens only on sockets with debug enabled.
This commit is contained in:
maxv 2018-03-29 17:09:00 +00:00
parent 6ad7e2c6b1
commit 7e2cb8fdd7
1 changed files with 4 additions and 2 deletions
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6
sys/netinet/tcp_input.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: tcp_input.c,v 1.396 2018/03/29 17:01:46 maxv Exp $ */
/* $NetBSD: tcp_input.c,v 1.397 2018/03/29 17:09:00 maxv Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -148,7 +148,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tcp_input.c,v 1.396 2018/03/29 17:01:46 maxv Exp $");
__KERNEL_RCSID(0, "$NetBSD: tcp_input.c,v 1.397 2018/03/29 17:09:00 maxv Exp $");
#ifdef _KERNEL_OPT
#include "opt_inet.h"
@ -2348,6 +2348,8 @@ after_listen:
SEQ_GT(th->th_seq, tp->rcv_nxt)) {
tp = tcp_close(tp);
tcp_fields_to_net(th);
m_freem(tcp_saveti);
tcp_saveti = NULL;
goto findpcb;
}