Module Name: src
Committed By: christos
Date: Fri Jun 28 15:32:20 UTC 2013
Modified Files:
src/sys/kern: vfs_syscalls.c
Log Message:
don't store random values in retval
http://m00nbsd.net/ae123a9bae03f7dde5c6d654412daf5a.html
To generate a diff of this commit:
cvs rdiff -u -r1.463 -r1.464 src/sys/kern/vfs_syscalls.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/vfs_syscalls.c
diff -u src/sys/kern/vfs_syscalls.c:1.463 src/sys/kern/vfs_syscalls.c:1.464
--- src/sys/kern/vfs_syscalls.c:1.463 Sun Jan 13 03:15:03 2013
+++ src/sys/kern/vfs_syscalls.c Fri Jun 28 11:32:20 2013
@@ -1,4 +1,4 @@
-/* $NetBSD: vfs_syscalls.c,v 1.463 2013/01/13 08:15:03 dholland Exp $ */
+/* $NetBSD: vfs_syscalls.c,v 1.464 2013/06/28 15:32:20 christos Exp $ */
/*-
* Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
@@ -70,7 +70,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.463 2013/01/13 08:15:03 dholland Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.464 2013/06/28 15:32:20 christos Exp $");
#ifdef _KERNEL_OPT
#include "opt_fileassoc.h"
@@ -3198,10 +3198,10 @@ do_sys_readlinkat(struct lwp *l, int fda
KASSERT(l == curlwp);
auio.uio_vmspace = l->l_proc->p_vmspace;
auio.uio_resid = count;
- error = VOP_READLINK(vp, &auio, l->l_cred);
+ if ((error = VOP_READLINK(vp, &auio, l->l_cred)) == 0)
+ *retval = count - auio.uio_resid;
}
vput(vp);
- *retval = count - auio.uio_resid;
return (error);
}
