Module Name: src
Committed By: hannken
Date: Sat Apr 16 07:59:02 UTC 2022
Modified Files:
src/sys/kern: sys_descrip.c
Log Message:
Lock vnode for VOP_PATHCONF().
To generate a diff of this commit:
cvs rdiff -u -r1.39 -r1.40 src/sys/kern/sys_descrip.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/sys_descrip.c
diff -u src/sys/kern/sys_descrip.c:1.39 src/sys/kern/sys_descrip.c:1.40
--- src/sys/kern/sys_descrip.c:1.39 Tue Mar 15 10:37:42 2022
+++ src/sys/kern/sys_descrip.c Sat Apr 16 07:59:02 2022
@@ -1,4 +1,4 @@
-/* $NetBSD: sys_descrip.c,v 1.39 2022/03/15 10:37:42 riastradh Exp $ */
+/* $NetBSD: sys_descrip.c,v 1.40 2022/04/16 07:59:02 hannken Exp $ */
/*-
* Copyright (c) 2008, 2020 The NetBSD Foundation, Inc.
@@ -67,7 +67,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sys_descrip.c,v 1.39 2022/03/15 10:37:42 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sys_descrip.c,v 1.40 2022/04/16 07:59:02 hannken Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -595,7 +595,9 @@ sys_fpathconf(struct lwp *l, const struc
break;
case DTYPE_VNODE:
+ vn_lock(fp->f_vnode, LK_SHARED | LK_RETRY);
error = VOP_PATHCONF(fp->f_vnode, SCARG(uap, name), retval);
+ VOP_UNLOCK(fp->f_vnode);
break;
case DTYPE_KQUEUE:
