Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linux-fbdev-devel@lists.sourceforge.net
---
 drivers/video/aty/radeon_base.c |   11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

Index: 2.6-git/drivers/video/aty/radeon_base.c
===================================================================
--- 2.6-git.orig/drivers/video/aty/radeon_base.c
+++ 2.6-git/drivers/video/aty/radeon_base.c
@@ -70,6 +70,7 @@
 #include <linux/pci.h>
 #include <linux/vmalloc.h>
 #include <linux/device.h>
+#include <linux/fs.h>
 
 #include <asm/io.h>
 #include <linux/uaccess.h>
@@ -2098,15 +2099,7 @@ static void radeon_identify_vram(struct 
 
 static ssize_t radeon_show_one_edid(char *buf, loff_t off, size_t count, const u8 *edid)
 {
-	if (off > EDID_LENGTH)
-		return 0;
-
-	if (off + count > EDID_LENGTH)
-		count = EDID_LENGTH - off;
-
-	memcpy(buf, edid + off, count);
-
-	return count;
+	return memory_read_from_buffer(buf, count, &off, edid, EDID_LENGTH);
 }
 
 

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