Module Name: src
Committed By: rin
Date: Sun Sep 11 09:00:02 UTC 2022
Modified Files:
src/sys/arch/powerpc/ibm4xx: trap.c
Log Message:
copy{in,out}(): Add missing ``if (count == 0) goto done;''.
To generate a diff of this commit:
cvs rdiff -u -r1.91 -r1.92 src/sys/arch/powerpc/ibm4xx/trap.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/arch/powerpc/ibm4xx/trap.c
diff -u src/sys/arch/powerpc/ibm4xx/trap.c:1.91 src/sys/arch/powerpc/ibm4xx/trap.c:1.92
--- src/sys/arch/powerpc/ibm4xx/trap.c:1.91 Sun Sep 11 08:57:39 2022
+++ src/sys/arch/powerpc/ibm4xx/trap.c Sun Sep 11 09:00:02 2022
@@ -1,4 +1,4 @@
-/* $NetBSD: trap.c,v 1.91 2022/09/11 08:57:39 rin Exp $ */
+/* $NetBSD: trap.c,v 1.92 2022/09/11 09:00:02 rin Exp $ */
/*
* Copyright 2001 Wasabi Systems, Inc.
@@ -69,7 +69,7 @@
#define __UFETCHSTORE_PRIVATE
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: trap.c,v 1.91 2022/09/11 08:57:39 rin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: trap.c,v 1.92 2022/09/11 09:00:02 rin Exp $");
#ifdef _KERNEL_OPT
#include "opt_ddb.h"
@@ -484,6 +484,7 @@ copyin(const void *uaddr, void *kaddr, s
"bdnz 1b;" /* repeat */
"2:" "andi. %[count],%[len],0x3;" /* How many remaining bytes? */
+ "beq 10f;"
"addi %[count],%[count],0x1;"
"mtctr %[count];"
"3:" "bdz 10f;" /* while count */
@@ -603,6 +604,7 @@ copyout(const void *kaddr, void *uaddr,
"bdnz 1b;" /* repeat */
"2:" "andi. %[count],%[len],0x3;" /* How many remaining bytes? */
+ "beq 10f;"
"addi %[count],%[count],0x1;"
"mtctr %[count];"
"3:" "bdz 10f;" /* while count */
