[PATCH] arm: Omit fixmap calls in text patching code if CONFIG_MMU=n

[Rabin Vincent]

On Mon, Oct 26, 2015 at 08:54:52AM +0100, Geert Uytterhoeven wrote:
> Protect the calls to set_fixmap() and clear_fixmap() by #ifdef >
> CONFIG_MMU to fix this.
> 
> Fixes: commit ab0615e2d6fb0747 ("arm: use fixmap for text patching when text is RO")
> Signed-off-by: Geert Uytterhoeven <geert at linux-m68k.org>

Since both DEBUG_SET_MODULE_RONX and DEBUG_RODATA depend on MMU, we'll
never get to this code on !MMU so this ifdef build fix should be ok.

Acked-by: Rabin Vincent <rabin at rab.in>

Thanks.