* [PATCH] cyblafb: portability fixes, sanitized work with pointers
@ 2005-09-28 23:07 Al Viro
0 siblings, 0 replies; only message in thread
From: Al Viro @ 2005-09-28 23:07 UTC (permalink / raw)
To: Linus Torvalds; +Cc: Knut Petersen, linux-kernel
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
----
diff -urN RC14-rc2-git6-i810/drivers/video/cyblafb.c RC14-rc2-git6-cyblafb/drivers/video/cyblafb.c
--- RC14-rc2-git6-i810/drivers/video/cyblafb.c 2005-09-10 15:41:34.000000000 -0400
+++ RC14-rc2-git6-cyblafb/drivers/video/cyblafb.c 2005-09-28 13:02:18.000000000 -0400
@@ -410,20 +410,21 @@
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;
}
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2005-09-28 23:07 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2005-09-28 23:07 [PATCH] cyblafb: portability fixes, sanitized work with pointers Al Viro
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.