[PATCH 0/2] mmc: Make sure clk_init_data is fully initialized

Michal Simek michal.simek at amd.com
Fri Aug 21 03:56:08 PDT 2026



On 8/21/26 12:06, Geert Uytterhoeven wrote:
> 	Hi all,
> 
> The clk_init_data structure contains several mutually-exclusive members
> for different methods to specify the possible parents of a clock,
> prompting drivers to initialize only the members they need.  However,
> not initializing all members may cause subtle issues, which are only
> exposed when CONFIG_INIT_STACK_ALL_PATTERN or CONFIG_INIT_STACK_NONE is
> enabled.
> 
> Hence this series aims to make sure all members are fully initialized,
> to avoid such bugs, and to prevent future breakage when converting
> drivers to a different method for specifying the parents.
> 
> Part One[1] fixed all cases that I identified to be real bugs, in
> response to a crash I saw on BeagleBone Black.
> 
> This series is the MMC subpart of Part Two, which fixes remaining cases
> that are currently harmless.  These are still fragile, and may cause
> future breakage when converting drivers to a different method for
> specifying the parents.
> 
> Thanks for your comments!
> 
> [1] "[PATCH treewide 0/5] clk: Make sure clk_init_data is fully
>       initialized (part 1)"
>      https://lore.kernel.org/cover.1787165329.git.geert+renesas@glider.be
> 
> Geert Uytterhoeven (2):
>    mmc: meson-gx: FIXME: Make sure clk_init_data is fully initialized


It looks like a broken series to me.

Thanks,
Michal





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