From: "Mickaël Salaün" <mic@digikod.net>
To: trix@redhat.com, nathan@kernel.org, ndesaulniers@google.com
Cc: linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com,
James Morris <jmorris@namei.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH v2] samples/landlock: fix path_list memory leak
Date: Thu, 29 Apr 2021 11:22:06 +0200 [thread overview]
Message-ID: <20b46fb2-94e2-989a-9102-5e5c7be3b8ba@digikod.net> (raw)
In-Reply-To: <20210428213852.2874324-1-trix@redhat.com>
On 28/04/2021 23:38, trix@redhat.com wrote:
> From: Tom Rix <trix@redhat.com>
>
> Clang static analysis reports this error
>
> sandboxer.c:134:8: warning: Potential leak of memory
> pointed to by 'path_list'
> ret = 0;
> ^
> path_list is allocated in parse_path() but never freed.
>
> Signed-off-by: Tom Rix <trix@redhat.com>
Reviewed-by: Mickaël Salaün <mic@linux.microsoft.com>
Previous version:
https://lore.kernel.org/r/20210427183755.2790654-1-trix@redhat.com
> ---
> v2:
> - Remove NULL ptr check
> ---
> samples/landlock/sandboxer.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/samples/landlock/sandboxer.c b/samples/landlock/sandboxer.c
> index 7a15910d2171..8859fc193542 100644
> --- a/samples/landlock/sandboxer.c
> +++ b/samples/landlock/sandboxer.c
> @@ -134,6 +134,7 @@ static int populate_ruleset(
> ret = 0;
>
> out_free_name:
> + free(path_list);
> free(env_path_name);
> return ret;
> }
>
prev parent reply other threads:[~2021-04-29 9:22 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-28 21:38 trix
2021-04-29 9:22 ` Mickaël Salaün [this message]
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