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sys_fchdir: use LK_SHARED.

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This commit is contained in:
ad 2019-12-31 11:49:08 +00:00
parent c1448d3e66
commit a31ca245b2
1 changed files with 3 additions and 3 deletions
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6
sys/kern/vfs_syscalls.c
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@ -1,4 +1,4 @@
/* $NetBSD: vfs_syscalls.c,v 1.538 2019/12/22 19:47:34 ad Exp $ */
/* $NetBSD: vfs_syscalls.c,v 1.539 2019/12/31 11:49:08 ad Exp $ */
/*-
* Copyright (c) 2008, 2009, 2019 The NetBSD Foundation, Inc.
@ -70,7 +70,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.538 2019/12/22 19:47:34 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.539 2019/12/31 11:49:08 ad Exp $");
#ifdef _KERNEL_OPT
#include "opt_fileassoc.h"
@ -1344,7 +1344,7 @@ sys_fchdir(struct lwp *l, const struct sys_fchdir_args *uap, register_t *retval)
vp = fp->f_vnode;
vref(vp);
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
vn_lock(vp, LK_SHARED | LK_RETRY);
if (vp->v_type != VDIR)
error = ENOTDIR;
else