[OpenWrt-Devel] [PATCH] uci: do not access invalid memory when updating an existing section

[Yousong Zhou]

On Tue, 14 Aug 2018 at 04:56, Enrico Mioso <mrkiko.rs at gmail.com> wrote:
>
> Hello, and thank you for your help, and review.
> I agree on not changing behaviour. the problem is not actually a memory leak, but the fact that ptr->s->options seems to not be a valid pointer at that point.
> At least, this is what valgrind suggested, if I am not wrong or interpreting wrongly the output.
>

realloc(ptr->s) won't invalidate ptr->s->options.  That must happened
somewhere else before.  By the way, commit with relevant valgrind logs
recorded can be helpful.

Regards,
                yousong

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