From: Bruce Richardson <bruce.richardson@intel.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: Thomas Monjalon <thomas@monjalon.net>,
Mohammad Abdul Awal <mohammad.abdul.awal@intel.com>,
dev@dpdk.org, arybchenko@solarflare.com, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 1/3] ethdev: fix null pointer checking
Date: Wed, 3 Apr 2019 17:41:17 +0100 [thread overview]
Message-ID: <20190403164116.GA1344@bricha3-MOBL.ger.corp.intel.com> (raw)
In-Reply-To: <f860c353-e1bd-67e9-ba68-b4300353a927@intel.com>
On Wed, Apr 03, 2019 at 05:35:22PM +0100, Ferruh Yigit wrote:
> On 4/3/2019 5:27 PM, Thomas Monjalon wrote:
> > 03/04/2019 18:07, Mohammad Abdul Awal:
> >> Null value for parameter name will cause segfault for the strnlen and
> >> strcmp functions.
> >
> > I'm not sure we want such obvious checks for all APIs. Here I would
> > say yes.
>
> These are internal functions, not APIs. I am for verifying input for
> (all) APIs but not for internal functions, drivers should call them and
> they are in our control, if they are passing NULL we can fix them :)
>
True, but if these are control path or init time code paths rather than
data path APIs, I don't see the harm in putting in the checks.
/Bruce
next prev parent reply other threads:[~2019-04-03 16:41 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-03 16:07 Mohammad Abdul Awal
2019-04-03 16:07 ` Mohammad Abdul Awal
2019-04-03 16:27 ` Thomas Monjalon
2019-04-03 16:27 ` Thomas Monjalon
2019-04-03 16:35 ` Ferruh Yigit
2019-04-03 16:35 ` Ferruh Yigit
2019-04-03 16:41 ` Bruce Richardson [this message]
2019-04-03 16:41 ` Bruce Richardson
2019-04-03 16:52 ` Ferruh Yigit
2019-04-03 16:52 ` Ferruh Yigit
2019-04-03 17:32 ` David Marchand
2019-04-03 17:32 ` David Marchand
2019-04-04 8:33 ` Mohammad Abdul Awal
2019-04-04 8:33 ` Mohammad Abdul Awal
2019-04-03 17:30 ` Awal, Mohammad Abdul
2019-04-03 17:30 ` Awal, Mohammad Abdul
2019-04-03 18:42 ` Thomas Monjalon
2019-04-03 18:42 ` Thomas Monjalon
2019-04-03 18:50 ` Stephen Hemminger
2019-04-03 18:50 ` Stephen Hemminger
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