[U-Boot] [PATCH v3 1/4] fdtdec: protect against another NULL phandlep in fdtdec_add_reserved_memory()

[Heiko Stübner]

Am Mittwoch, 23. Oktober 2019, 16:46:38 CET schrieb Heiko Stuebner:
> From: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>
> 
> The change adding fdtdec_add_reserved_memory() already protected the added
> phandle against the phandlep being NULL - making the phandlep var optional.
> 
> But in the early code checking for an already existing carveout this check
> was not done and thus the phandle assignment could run into trouble,
> so add a check there as well, which makes the function still return
> successfully if a matching region is found, even though no-one wants to
> work with the phandle.
> 
> Fixes: c9222a08b3f7 ("fdtdec: Implement fdtdec_add_reserved_memory()")
> Signed-off-by: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>

this patch already received in v2 a
Reviewed-by: Simon Glass <sjg at chromium.org>