From: santosh <santosh.shukla@caviumnetworks.com>
To: Andrew Rybchenko <arybchenko@solarflare.com>, dev@dpdk.org
Cc: Ivan Malov <ivan.malov@oktetlabs.ru>, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] eal: copy optarg when parsing mempool ops name
Date: Mon, 7 May 2018 11:12:29 +0530 [thread overview]
Message-ID: <146d5ea9-793b-9bbc-0d20-9375cf2d3907@caviumnetworks.com> (raw)
In-Reply-To: <1525429914-18409-1-git-send-email-arybchenko@solarflare.com>
On Friday 04 May 2018 04:01 PM, Andrew Rybchenko wrote:
> From: Ivan Malov <ivan.malov@oktetlabs.ru>
>
> The code aimed to pick and remember the value of
> mempool ops name from EAL command line arguments does not
> copy the string and remembers the pointer provided
> by getopt_long() directly. The latter could be clobbered
> later and result in reading wrong mbuf pool ops name
> by rte_mempool library.
>
> Typically, this flaw could be avoided by using strdup()
> to remember the string value of the option.
>
> Fixes: a103a97e7191 ("eal: allow user to override default mempool driver")
> Cc: Santosh Shukla <santosh.shukla@caviumnetworks.com>
> Cc: stable@dpdk.org
>
> Signed-off-by: Ivan Malov <ivan.malov@oktetlabs.ru>
> Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
> ---
Acked-by: Santosh Shukla <santosh.shukla@caviumnetworks.com>
next prev parent reply other threads:[~2018-05-07 5:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-04 10:31 Andrew Rybchenko
2018-05-07 5:42 ` santosh [this message]
2018-05-13 23:07 ` Thomas Monjalon
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