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In sbcompress(), if we toss an empty mbuf, make sure to update

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sb_lastrecord if necessary.

From Daniel Hartmeier <daniel@benzedrine.cx>.
This commit is contained in:
thorpej 2002-08-22 20:56:48 +00:00
parent be6275d6fc
commit c196b51fad
1 changed files with 4 additions and 2 deletions
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6
sys/kern/uipc_socket2.c
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@ -1,4 +1,4 @@
/* $NetBSD: uipc_socket2.c,v 1.45 2002/07/03 21:39:41 thorpej Exp $ */
/* $NetBSD: uipc_socket2.c,v 1.46 2002/08/22 20:56:48 thorpej Exp $ */
/*
* Copyright (c) 1982, 1986, 1988, 1990, 1993
@ -36,7 +36,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uipc_socket2.c,v 1.45 2002/07/03 21:39:41 thorpej Exp $");
__KERNEL_RCSID(0, "$NetBSD: uipc_socket2.c,v 1.46 2002/08/22 20:56:48 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -757,6 +757,8 @@ sbcompress(struct sockbuf *sb, struct mbuf *m, struct mbuf *n)
(eor == 0 ||
(((o = m->m_next) || (o = n)) &&
o->m_type == m->m_type))) {
if (sb->sb_lastrecord == m)
sb->sb_lastrecord = m->m_next;
m = m_free(m);
continue;
}