From: Bruce Richardson <bruce.richardson@intel.com>
To: David Marchand <david.marchand@redhat.com>
Cc: <dev@dpdk.org>, <stable@dpdk.org>
Subject: Re: [PATCH v2 05/10] cmdline: fix port list parsing
Date: Mon, 23 Jun 2025 15:00:33 +0100 [thread overview]
Message-ID: <aFleAe-WFPZ9hvMY@bricha3-mobl1.ger.corp.intel.com> (raw)
In-Reply-To: <20250623135242.461965-6-david.marchand@redhat.com>
On Mon, Jun 23, 2025 at 03:52:35PM +0200, David Marchand wrote:
> Doing arithmetics with the NULL pointer is undefined.
>
> Caught by UBSan:
>
> ../lib/cmdline/cmdline_parse_portlist.c:40:19: runtime error:
> applying non-zero offset 1 to null pointer
> SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior
> ../lib/cmdline/cmdline_parse_portlist.c:40:19 in
>
> Fixes: af75078fece3 ("first public release")
> Cc: stable@dpdk.org
>
> Signed-off-by: David Marchand <david.marchand@redhat.com>
> ---
> Changes since v1:
> - moved some variable as suggested by Bruce,
>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
next prev parent reply other threads:[~2025-06-23 14:00 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-19 7:10 [PATCH 00/10] Run with UBSan in GHA David Marchand
2025-06-19 7:10 ` [PATCH 01/10] ci: save ccache on failure David Marchand
2025-06-19 7:10 ` [PATCH 02/10] test/telemetry: fix test calling all commands David Marchand
2025-06-20 9:16 ` Bruce Richardson
2025-06-23 9:54 ` David Marchand
2025-06-19 7:10 ` [PATCH 03/10] test/mempool: fix test without stack driver David Marchand
2025-06-20 8:54 ` Andrew Rybchenko
2025-06-19 7:10 ` [PATCH 04/10] eal: fix plugin dir walk David Marchand
2025-06-20 9:19 ` Bruce Richardson
2025-06-23 9:41 ` David Marchand
2025-06-19 7:10 ` [PATCH 05/10] cmdline: fix port list parsing David Marchand
2025-06-20 9:58 ` Bruce Richardson
2025-06-23 9:40 ` David Marchand
2025-06-23 10:41 ` Bruce Richardson
2025-06-19 7:10 ` [PATCH 06/10] cmdline: fix highest bit " David Marchand
2025-06-20 9:21 ` Bruce Richardson
2025-06-23 9:32 ` David Marchand
2025-06-19 7:10 ` [PATCH 07/10] tailq: fix cast macro for null pointer David Marchand
2025-06-20 9:23 ` Bruce Richardson
2025-06-19 7:10 ` [PATCH 08/10] hash: fix unaligned access in predictable RSS David Marchand
2025-06-19 7:10 ` [PATCH 09/10] stack: fix unaligned accesses on 128-bit David Marchand
2025-06-19 7:10 ` [PATCH 10/10] build: support Undefined Behavior Sanitizer David Marchand
2025-06-23 13:52 ` [PATCH v2 00/10] Run with UBSan in GHA David Marchand
2025-06-23 13:52 ` [PATCH v2 01/10] ci: save ccache on failure David Marchand
2025-06-23 13:52 ` [PATCH v2 02/10] test/telemetry: fix test calling all commands David Marchand
2025-06-23 13:52 ` [PATCH v2 03/10] test/mempool: fix test without stack driver David Marchand
2025-06-23 13:52 ` [PATCH v2 04/10] eal: fix plugin dir walk David Marchand
2025-06-23 13:52 ` [PATCH v2 05/10] cmdline: fix port list parsing David Marchand
2025-06-23 14:00 ` Bruce Richardson [this message]
2025-06-23 13:52 ` [PATCH v2 06/10] cmdline: fix highest bit " David Marchand
2025-06-23 13:52 ` [PATCH v2 07/10] tailq: fix cast macro for null pointer David Marchand
2025-06-23 13:52 ` [PATCH v2 08/10] hash: fix unaligned access in predictable RSS David Marchand
2025-06-23 13:52 ` [PATCH v2 09/10] stack: fix unaligned accesses on 128-bit David Marchand
2025-06-23 13:52 ` [PATCH v2 10/10] build: support Undefined Behavior Sanitizer David Marchand
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