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From: David Marchand <david.marchand@redhat.com>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: Ali Alnubani <alialnu@nvidia.com>, dev <dev@dpdk.org>,
	michaelba@mellanox.com,  dpdk stable <stable@dpdk.org>,
	Raslan Darawsheh <rasland@nvidia.com>,
	 Bruce Richardson <bruce.richardson@intel.com>
Subject: Re: [PATCH v2] net/mlx5: fix build with clang 14
Date: Wed, 15 Jun 2022 10:41:23 +0200	[thread overview]
Message-ID: <CAJFAV8w4z77Ct=BaOsyS9cpbU1hy_AexqEKy9f1O_jcDZ_+opw@mail.gmail.com> (raw)
In-Reply-To: <6144105.lOV4Wx5bFT@thomas>

On Wed, Jun 15, 2022 at 10:17 AM Thomas Monjalon <thomas@monjalon.net> wrote:
>
> 11/05/2022 18:41, Ali Alnubani:
> > Use fgets instead of fscanf to resolve the following warning
> > reported by clang 14.0.0 in Fedora 37 (Rawhide):
> >
> > drivers/net/mlx5/linux/mlx5_ethdev_os.c:1137:52: error:
> >   'fscanf' may overflow; destination buffer in argument 3 has size 16,
> >   but the corresponding specifier may require size 17
> >   [-Werror,-Wfortify-source]
> >   ret = fscanf(file, "%" RTE_STR(IF_NAMESIZE) "s", port_name);
>
> Some other patches are proposing to declare the variable
> of size IF_NAMESIZE+1 but I think it's wrong because
> IF_NAMESIZE includes a terminating null byte.

Ack, I rejected my patch accordingly.


-- 
David Marchand


  reply	other threads:[~2022-06-15  8:41 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-11 13:58 [PATCH] " Ali Alnubani
2022-05-11 14:04 ` David Marchand
2022-05-11 16:41 ` [PATCH v2] " Ali Alnubani
2022-06-15  8:16   ` Thomas Monjalon
2022-06-15  8:41     ` David Marchand [this message]
2022-06-15  8:21   ` Slava Ovsiienko
2022-06-15 10:08   ` Raslan Darawsheh

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