Module Name:    src
Committed By:   christos
Date:           Wed May 20 17:06:15 UTC 2020

Modified Files:
        src/sys/miscfs/genfs: genfs_vnops.c

Log Message:
Fix EPERM vs EACCES on chtimes (thanks @hannken)


To generate a diff of this commit:
cvs rdiff -u -r1.206 -r1.207 src/sys/miscfs/genfs/genfs_vnops.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/miscfs/genfs/genfs_vnops.c
diff -u src/sys/miscfs/genfs/genfs_vnops.c:1.206 src/sys/miscfs/genfs/genfs_vnops.c:1.207
--- src/sys/miscfs/genfs/genfs_vnops.c:1.206	Mon May 18 15:55:42 2020
+++ src/sys/miscfs/genfs/genfs_vnops.c	Wed May 20 13:06:15 2020
@@ -1,4 +1,4 @@
-/*	$NetBSD: genfs_vnops.c,v 1.206 2020/05/18 19:55:42 christos Exp $	*/
+/*	$NetBSD: genfs_vnops.c,v 1.207 2020/05/20 17:06:15 christos Exp $	*/
 
 /*-
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -57,7 +57,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: genfs_vnops.c,v 1.206 2020/05/18 19:55:42 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: genfs_vnops.c,v 1.207 2020/05/20 17:06:15 christos Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -1320,7 +1320,7 @@ genfs_can_chtimes(vnode_t *vp, kauth_cre
 	 * server time.
 	 */
 	if ((error = VOP_ACCESSX(vp, VWRITE_ATTRIBUTES, cred)) != 0)
-		return (error);
+		return (vaflags & VA_UTIMES_NULL) == 0 ? EPERM : EACCES;
 
 	/* Must be owner, or... */
 	if (kauth_cred_geteuid(cred) == owner_uid)

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