linux-kernel - [PATCH 2.6.20] arch M68K: user ARRAY

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Date:	Mon, 5 Feb 2007 04:43:42 +0200
From:	"Ahmed S. Darwish" <darwish.07@...il.com>
To:	geert@...ux-m68k.org, linux-m68k@...ts.linux-m68k.org
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 2.6.20] arch M68K: user ARRAY_SIZE macro when appropriate

Hi all,

A patch to use ARRAY_SIZE macro already defined in linux/kernel.h

Signed-off-by: Ahmed S. Darwish <darwish.07@...il.com>
---
Patch isn't compile checked since I have no m68k machine at hand.

diff --git a/arch/m68k/kernel/ptrace.c b/arch/m68k/kernel/ptrace.c
index ef89060..7fd2720 100644
--- a/arch/m68k/kernel/ptrace.c
+++ b/arch/m68k/kernel/ptrace.c
@@ -76,7 +76,7 @@ static inline long get_reg(struct task_struct *task, int regno)
 
 	if (regno == PT_USP)
 		addr = &task->thread.usp;
-	else if (regno < sizeof(regoff)/sizeof(regoff[0]))
+	else if (regno < ARRAY_SIZE(regoff))
 		addr = (unsigned long *)(task->thread.esp0 + regoff[regno]);
 	else
 		return 0;
@@ -93,7 +93,7 @@ static inline int put_reg(struct task_struct *task, int regno,
 
 	if (regno == PT_USP)
 		addr = &task->thread.usp;
-	else if (regno < sizeof(regoff)/sizeof(regoff[0]))
+	else if (regno < ARRAY_SIZE(regoff))
 		addr = (unsigned long *)(task->thread.esp0 + regoff[regno]);
 	else
 		return -1;
diff --git a/arch/m68k/kernel/traps.c b/arch/m68k/kernel/traps.c
index 759fa24..a27a4fa 100644
--- a/arch/m68k/kernel/traps.c
+++ b/arch/m68k/kernel/traps.c
@@ -1011,7 +1011,7 @@ EXPORT_SYMBOL(dump_stack);
 void bad_super_trap (struct frame *fp)
 {
 	console_verbose();
-	if (fp->ptregs.vector < 4*sizeof(vec_names)/sizeof(vec_names[0]))
+	if (fp->ptregs.vector < 4 * ARRAY_SIZE(vec_names))
 		printk ("*** %s ***   FORMAT=%X\n",
 			vec_names[(fp->ptregs.vector) >> 2],
 			fp->ptregs.format);


-- 
Ahmed S. Darwish
http://darwish-07.blogspot.com
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