[PATCH] dm: crash dump: remove redundant NULL check before kvfree()

Pratyush Yadav pratyush at kernel.org
Fri Jul 3 05:03:32 PDT 2026


On Fri, Jul 03 2026, mdshahid03 at gmail.com wrote:

> From: Mohammad Shahid <mdshahid03 at gmail.com>
>
> kvfree() safely handles NULL pointers, so the explicit NULL check
> before calling kvfree() is unnecessary.
>
> This issue was reported by ifnullfree.cocci.
>
> Signed-off-by: Mohammad Shahid <mdshahid03 at gmail.com>

Reviewed-by: Pratyush Yadav <pratyush at kernel.org>

BTW, Sashiko [0] pointed out a bunch of problems in the surrounding code,
and they seem to look legit. If you're interested, help in fixing them
would be much appreciated.

[0] https://sashiko.dev/#/patchset/20260703112642.65498-1-mdshahid03@gmail.com

[...]

-- 
Regards,
Pratyush Yadav



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