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>

diff --git a/arch/arm/plat-s3c24xx/devs.c b/arch/arm/plat-s3c24xx/devs.c
index 9265f09bfa58e6b005f73fa0c9cf39dc11ec310e..429e4532138474e41e7169bb9f6cd27f61873292 100644 (file)
--- 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");
        }