netdev - Re: [PATCH v3 bpf]: libbpf: fixing leak when kernel does not support btf

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Message-ID: <2b2c4b18-097c-e02d-c492-dfed7c4e0135@iogearbox.net>
Date:   Fri, 8 Mar 2019 14:20:33 +0100
From:   Daniel Borkmann <daniel@...earbox.net>
To:     "Nikita V. Shirokov" <tehnerd@...nerd.com>,
        Alexei Starovoitov <ast@...nel.org>, Yonghong Song <yhs@...com>
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH v3 bpf]: libbpf: fixing leak when kernel does not support
 btf

On 03/08/2019 06:18 AM, Nikita V. Shirokov wrote:
> we could end up in situation when we have object file w/ all btf
> info but kernel does not support btf yet. in this situation currently
> libbpf just set obj->btf to NULL w/o freeing it first.
> this patch if fixing it by making sure to run btf__free first
> 
> v2->v3:
>  - adding "Fixes" tag
> 
> v1->v2:
>  - adding netdev to cc
> 
> Fixes: 8a138aed4a80 ("bpf: btf: Add BTF support to libbpf")
> Signed-off-by: Nikita V. Shirokov <tehnerd@...nerd.com>

Applied, thanks!