From f44c67cdc3182dd59cae299488687c6280027410 Mon Sep 17 00:00:00 2001
From: Arnaud Patard <arnaud.patard@rtp-net.org>
Date: Thu, 22 Apr 2010 10:47:44 +0200
Subject: ARM: S3C24XX: fix s3c2410fb platdata passing

Setting s3c2410fb_mach_info displays field with a struct marked as __initdata
means it won't be available later for ioctls like FBIOPUT_VSCREENINFO and they
will fail. Copying in s3c24xx_fb_set_platdata() is fixing this issue.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
---
 arch/arm/plat-s3c24xx/devs.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'arch')

diff --git a/arch/arm/plat-s3c24xx/devs.c b/arch/arm/plat-s3c24xx/devs.c
index 9265f09..429e453 100644
--- a/arch/arm/plat-s3c24xx/devs.c
+++ b/arch/arm/plat-s3c24xx/devs.c
@@ -21,6 +21,7 @@
 #include <linux/platform_device.h>
 #include <linux/io.h>
 #include <linux/slab.h>
+#include <linux/string.h>
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -149,10 +150,14 @@ void __init s3c24xx_fb_set_platdata(struct s3c2410fb_mach_info *pd)
 {
 	struct s3c2410fb_mach_info *npd;
 
-	npd = kmalloc(sizeof(*npd), GFP_KERNEL);
+	npd = kmemdup(pd, sizeof(*npd), GFP_KERNEL);
 	if (npd) {
-		memcpy(npd, pd, sizeof(*npd));
 		s3c_device_lcd.dev.platform_data = npd;
+		npd->displays = kmemdup(pd->displays,
+			sizeof(struct s3c2410fb_display) * npd->num_displays,
+			GFP_KERNEL);
+		if (!npd->displays)
+			printk(KERN_ERR "no memory for LCD display data\n");
 	} else {
 		printk(KERN_ERR "no memory for LCD platform data\n");
 	}
-- 
cgit v1.1