Module Name: src
Committed By: christos
Date: Sun Mar 1 01:14:41 UTC 2015
Modified Files:
src/sys/kern: uipc_usrreq.c
Log Message:
PR/39918: ITOH Yasufumi: Replace KASSERT with continue, since the file
descriptor can be closed since closef() does not pay attention to FDEFER.
XXX: Pullup-7
To generate a diff of this commit:
cvs rdiff -u -r1.174 -r1.175 src/sys/kern/uipc_usrreq.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/kern/uipc_usrreq.c
diff -u src/sys/kern/uipc_usrreq.c:1.174 src/sys/kern/uipc_usrreq.c:1.175
--- src/sys/kern/uipc_usrreq.c:1.174 Sat Feb 28 16:42:01 2015
+++ src/sys/kern/uipc_usrreq.c Sat Feb 28 20:14:41 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: uipc_usrreq.c,v 1.174 2015/02/28 21:42:01 rtr Exp $ */
+/* $NetBSD: uipc_usrreq.c,v 1.175 2015/03/01 01:14:41 christos Exp $ */
/*-
* Copyright (c) 1998, 2000, 2004, 2008, 2009 The NetBSD Foundation, Inc.
@@ -96,7 +96,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uipc_usrreq.c,v 1.174 2015/02/28 21:42:01 rtr Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uipc_usrreq.c,v 1.175 2015/03/01 01:14:41 christos Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -1711,7 +1711,14 @@ unp_gc(file_t *dp)
if ((fp->f_flag & FDEFER) != 0) {
atomic_and_uint(&fp->f_flag, ~FDEFER);
unp_defer--;
- KASSERT(fp->f_count != 0);
+ if (fp->f_count == 0) {
+ /*
+ * XXX: closef() doesn't pay attention
+ * to FDEFER
+ */
+ mutex_exit(&fp->f_lock);
+ continue;
+ }
} else {
if (fp->f_count == 0 ||
(fp->f_flag & FMARK) != 0 ||
