[U-Boot] [U-Boot, v2] ext4: Fix comparision of unsigned expression with < 0

[Tom Rini]

On Wed, Apr 26, 2017 at 04:58:22PM +0530, Lokesh Vutla wrote:

> In file ext4fs.c funtion ext4fs_read_file() compares an
> unsigned expression with < 0 like below
> 
> 	lbaint_t blknr;
> 	blknr = read_allocated_block(&(node->inode), i);
> 	if (blknr < 0)
> 		return -1;
> 
> blknr is of type ulong/uint64_t. read_allocated_block() returns
> long int. So comparing blknr with < 0 will always be false. Instead
> declare blknr as long int.
> 
> Similarly ext4/dev.c does a similar comparison. Drop the redundant
> comparison.
> 
> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
> Reviewed-by: Tom Rini <trini at konsulko.com>

Applied to u-boot/master, thanks!

-- 
Tom
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