[U-Boot] [U-Boot,4/4] cli: handle getch error

[Tom Rini]

On Fri, Aug 03, 2018 at 01:38:45PM +0200, Patrick Delaunay wrote:

> Handle getch error (when getch return 0x0) to avoid display issue
> in the console.
> 
> Signed-off-by: Patrick Delaunay <patrick.delaunay at st.com>

Applied to u-boot/master, thanks!

-- 
Tom
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