[U-Boot] input: fix unaligned access in key_matrix_decode_fdt()

Tom Rini trini at ti.com
Thu Jun 6 16:47:57 CEST 2013


On Wed, Jun 05, 2013 at 08:34:20AM -0400, Tom Rini wrote:
> On Wed, May 22, 2013 at 08:48:18AM -0000, Stephen Warren wrote:
> 
> > From: Stephen Warren <swarren at nvidia.com>
> > 
> > Initialized character arrays on the stack can cause gcc to emit code that
> > performs unaligned accessess. Make the data static to avoid this.
> > 
> > Note that the unaligned accesses are made when copying data to prefix[] on
> > the stack from .rodata. By making the data static, the copy is completely
> > avoided. All explicitly written code treats the data as u8[], so will never
> > cause any unaligned accesses.
> > 
> > Signed-off-by: Stephen Warren <swarren at nvidia.com>
> > Acked-by: Simon Glass <sjg at chromium.org>
> 
> Applied to u-boot/master, thanks!

Bah!  I see I applied v1 and not v2, I shall post and apply the delta
between them momentarily.

-- 
Tom
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