From: thomas@m3y3r.de (Thomas Meyer)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: LPC32XX: Use kmemdup rather than duplicating its implementation
Date: Thu, 17 Nov 2011 23:43:40 +0100 [thread overview]
Message-ID: <1321569820.1624.267.camel@localhost.localdomain> (raw)
The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.
Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
---
diff -u -p a/arch/arm/mach-lpc32xx/pm.c b/arch/arm/mach-lpc32xx/pm.c
--- a/arch/arm/mach-lpc32xx/pm.c 2011-11-07 19:37:19.236182427 +0100
+++ b/arch/arm/mach-lpc32xx/pm.c 2011-11-08 11:03:32.769642874 +0100
@@ -87,7 +87,8 @@ static int lpc32xx_pm_enter(suspend_stat
void *iram_swap_area;
/* Allocate some space for temporary IRAM storage */
- iram_swap_area = kmalloc(lpc32xx_sys_suspend_sz, GFP_KERNEL);
+ iram_swap_area = kmemdup((void *)TEMP_IRAM_AREA,
+ lpc32xx_sys_suspend_sz, GFP_KERNEL);
if (!iram_swap_area) {
printk(KERN_ERR
"PM Suspend: cannot allocate memory to save portion "
@@ -95,10 +96,6 @@ static int lpc32xx_pm_enter(suspend_stat
return -ENOMEM;
}
- /* Backup a small area of IRAM used for the suspend code */
- memcpy(iram_swap_area, (void *) TEMP_IRAM_AREA,
- lpc32xx_sys_suspend_sz);
-
/*
* Copy code to suspend system into IRAM. The suspend code
* needs to run from IRAM as DRAM may no longer be available
reply other threads:[~2011-11-17 22:43 UTC|newest]
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