[U-Boot] [U-Boot, 2/3] fs: fat_write: fix the incorrect last cluster checking

Tom Rini trini at ti.com
Tue May 13 03:54:36 CEST 2014


On Thu, May 08, 2014 at 04:14:06PM +0800, Wu, Josh wrote:

> In fat_write.c, the last clust condition check is incorrect:
> 
>   if ((curclust >= 0xffffff8) || (curclust >= 0xfff8)) {
>   	... ...
>   }
> 
> For example, in FAT32 if curclust is 0x11000. It is a valid clust.
> But on above condition check, it will be think as a last clust.
> 
> So the correct last clust check should be:
>   in fat32, curclust >= 0xffffff8
>   in fat16, curclust >= 0xfff8
>   in fat12, curclust >= 0xff8
> 
> This patch correct the last clust check.
> 
> Signed-off-by: Josh Wu <josh.wu at atmel.com>

Applied to u-boot/master, thanks!

-- 
Tom
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