[U-Boot] [PATCH 1/2] video: fix bug in logo_plot

[Anatolij Gustschin <agust@denx.de>]

Jean-Christophe PLAGNIOL-VILLARD wrote:

<snip>
>> diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c
>> index 68b9861..97a37ba 100644
>> --- a/drivers/video/cfb_console.c
>> +++ b/drivers/video/cfb_console.c
>> @@ -1071,7 +1071,9 @@ void logo_plot (void *screen, int width, int x, int y)
>>  	int ycount = VIDEO_LOGO_HEIGHT;
>>  	unsigned char r, g, b, *logo_red, *logo_blue, *logo_green;
>>  	unsigned char *source;
>> -	unsigned char *dest = (unsigned char *)screen + ((y * width * VIDEO_PIXEL_SIZE) + x);
>> +	unsigned char *dest = (unsigned char *)screen +
>> +			      ((y * width * VIDEO_PIXEL_SIZE) +
>> +			       x * VIDEO_PIXEL_SIZE);
> why not simplify it?
>> +	unsigned char *dest = (unsigned char *)screen +
>> +			      ((y * width + x) * VIDEO_PIXEL_SIZE);

we could also drop the cast then. How about

+	unsigned char *dest = screen + (y * width + x) * VIDEO_PIXEL_SIZE;
?