Messages in this thread Patch in this message | | | Date | Thu, 29 Sep 2005 00:07:29 +0100 | From | Al Viro <> | Subject | [PATCH] cyblafb: portability fixes, sanitized work with pointers |
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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; } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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