Re: question about memory leak in ip_mc_del1_src

From: maowenan
Date: Mon Mar 04 2019 - 22:33:37 EST




On 2019/3/5 2:16, David Miller wrote:
> From: maowenan <maowenan@xxxxxxxxxx>
> Date: Mon, 4 Mar 2019 20:47:42 +0800
>
>> pmc->tomb = psf;
>> rv = 1; //if it does not kfree(psf), will it lead to memory leak after this line?
>
> pmc->tomb points to psf, why should we free it?

Thank you David.
Yes, pmc->tomb points to psf, but this is a delete path
for ip_mc_add1_src, if we don't free psf, where it can be done?
I'm not clear here.

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