From: Al Viro <viro@ftp.linux.org.uk>
Date: Wed, 28 Sep 2005 23:07:29 +0000 (+0100)
Subject: [PATCH] cyblafb: portability fixes, sanitized work with pointers
X-Git-Tag: v2.6.14-rc3~68
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=775b048d09c85d87a65a7ccd9c4f9372953a5d95;p=linux-2.6-omap-h63xx.git

[PATCH] cyblafb: portability fixes, sanitized work with pointers

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Knut Petersen <Knut_Petersen@t-online.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/drivers/video/cyblafb.c b/drivers/video/cyblafb.c
index ae2762cb560..6992100a508 100644
--- a/drivers/video/cyblafb.c
+++ b/drivers/video/cyblafb.c
@@ -410,20 +410,21 @@ static void cyblafb_imageblit(struct fb_info *info,
 	out32(GE0C,point(image->dx+image->width-1,image->dy+image->height-1));
 
 	while(index < index_end) {
+		const char *p = image->data + index;
 		for(i=0;i<width_dds;i++) {
-			out32(GE9C,*((u32*) ((u32)image->data + index)));
+			out32(GE9C,*(u32*)p);
+			p+=4;
 			index+=4;
 		}
 		switch(width_dbs) {
 		case 0: break;
-		case 8:	out32(GE9C,*((u8*)((u32)image->data+index)));
+		case 8:	out32(GE9C,*(u8*)p);
 			index+=1;
 			break;
-		case 16: out32(GE9C,*((u16*)((u32)image->data+index)));
+		case 16: out32(GE9C,*(u16*)p);
 			index+=2;
 			break;
-		case 24: out32(GE9C,(u32)(*((u16*)((u32)image->data+index))) |
-			       (u32)(*((u8*)((u32)image->data+index+2)))<<16);
+		case 24: out32(GE9C,*(u16*)p | *(u8*)(p+2)<<16);
 			index+=3;
 			break;
 		}