[U-Boot] disk: get_device_and_partition() return value fixes

[Tom Rini]

On Mon, Oct 08, 2012 at 07:45:54AM -0000, Stephen Warren wrote:

> From: Stephen Warren <swarren at nvidia.com>
> 
> When no valid partitions are found, guarantee that we return -1. This
> most likely already happens, since the most recent get_partition_info()
> will have returned an error. However, it's best to be explicit.
> 
> Remove an unnecessary assignment of ret=0 in the success case; this value
> is over-written with the processed partition ID later.
> 
> Signed-off-by: Stephen Warren <swarren at nvidia.com>

Applied to u-boot/master, thanks!

-- 
Tom
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