[PATCH] fixdep: fix CONFIG_IS_ENABLED etc. handling

Tom Rini trini at konsulko.com
Fri Jul 17 22:58:39 CEST 2020

On Wed, Jul 08, 2020 at 03:45:56PM -0600, Stephen Warren wrote:

> From: Stephen Warren <swarren at nvidia.com>
> When fixdep detects CONFIG_IS_ENABLED and other similar macros, it must
> parse the macro parameter to determine which actual CONFIG_ option is
> being referenced. This involves moving a pointer forward through the
> entire CONFIG_ option "word". Currently, the code uses variable q to walk
> through the word, but doesn't actually initialize it to point at the
> parameter before doing so. Consequently, the walking process immediately
> fails since it sees the macro invocatoins's ( rather than the expected
> alpha-numeric characters in the macro parameter. Fix this by adding the
> missing initialization.
> Fixes: 67f2ee86ccbe ("kbuild: fixdep: Resync this with v4.17")
> Fixes: 7012865e961c ("gpio: fix test.py for gpio label lookup")
> Signed-off-by: Stephen Warren <swarren at nvidia.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

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