[PATCH] arm: smh: Fix uninitialized parameters with newer GCCs

[Tom Rini]

On Tue, Aug 30, 2022 at 04:32:27PM -0400, Sean Anderson wrote:

> Newer versions of GCC won't initialize parts of structures which don't
> appear to be used. This results in uninitialized semihosting parameters
> passed via R1. Fix this by marking the inline assembly as clobbering
> memory.
> 
> Signed-off-by: Sean Anderson <sean.anderson at seco.com>

Applied to u-boot/master, thanks!

-- 
Tom
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