[U-Boot] [U-Boot, 1/2] test: fat: add error-checking to non-contig test

[Tom Rini]

On Tue, Nov 17, 2015 at 10:29:07AM -0700, Stephen Warren wrote:

> From: Stephen Warren <swarren at nvidia.com>
> 
> Check the result code of all command that are executed. Without this,
> if the fallocate invocation fails (this feature is not supported on ext3
> filesystems for example) then a zero-length output file will be created,
> and subsequent the mkfs and mount invocations will fail, which will cause
> the subsequent dd invocation to attempt to fill up the host's entire free
> disk space. That's not a nice user experience!
> 
> Related, if fallocate does fail, try to create the test disk image using
> dd instead. That should work everywhere.
> 
> Fixes: 4a28274227d0 ("test: fat: add test of non-contiguous file reads")
> Signed-off-by: Stephen Warren <swarren at nvidia.com>

Applied to u-boot/master, thanks!

-- 
Tom
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