Re: [1/7] irqchip: Fix potential resource leaks

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On 06/24/2020 05:23 PM, Markus Elfring wrote:
[PATCH v3 10/14 RESEND] irqchip/nvic: Fix potential resource leaks
https://lore.kernel.org/linux-mips/1592984711-3130-11-git-send-email-yangtiezhu@xxxxxxxxxxx/
https://lore.kernel.org/patchwork/patch/1263191/


Can it matter to omit the word “potential” from change descriptions
after you detected that specific function calls were missing
in if branches?
Oh, I find this issue through code review, I have no test environment
to trigger the error path, but I think it is better to release the resource
in the error path, so I use "potential" description.
Did you determine that special function calls were generally missing
in error cases?

Yes, I read many files in drivers/irqchip,
the resource is released in the error path.


Were any known software analysis tools involved for the detection of
questionable source code places?

kmemleak can detect memory leak,
but I do not know how to detect other kind of leaks.
I think consciously release resource in the error path can avoid leaks.


Regards,
Markus




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