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From: Olivier MATZ <olivier.matz@6wind.com>
To: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Cc: Xueming Li <xuemingl@mellanox.com>,
	Wenzhuo Lu <wenzhuo.lu@intel.com>,
	dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v1] lib/cmdline: init parse result memory
Date: Fri, 8 Dec 2017 14:51:15 +0100	[thread overview]
Message-ID: <20171208135114.wzkoidddxudbzyuy@platinum> (raw)
In-Reply-To: <20171208122726.GT4062@6wind.com>

On Fri, Dec 08, 2017 at 01:27:26PM +0100, Adrien Mazarguil wrote:
> On Fri, Dec 08, 2017 at 03:02:44PM +0800, Xueming Li wrote:
> > Initialize binary result memory before parsing to avoid garbage in
> > parsing result.
> > 
> > Signed-off-by: Xueming Li <xuemingl@mellanox.com>
> 
> Since you chose to move the break statement, maybe the original commit
> mentioned in my previous message (9b3fbb051d2e "cmdline: fix parsing") can
> be reverted afterward? I think it makes tmp_result redundant.
> 
> Wenzhuo, as the author of that commit, can you confirm?
> 
> Olivier, no problem with breaking the loop immediately after the first
> successful match_inst() call instead of the last one? (I don't see why it
> would be an issue but I may have missed something)

Moving the break will change the behavior, it will never detect
ambiguous commands (i.e when several commands match the same input).
So I think we should not do it.

IMO, only the memset() is enough.

Regards,
Olivier

  reply	other threads:[~2017-12-08 13:51 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-15 15:54 [dpdk-dev] [PATCH] lib/cmdline: init parse result memeory Xueming Li
2017-12-07 14:48 ` Olivier MATZ
2017-12-07 15:05   ` Xueming(Steven) Li
2017-12-07 15:35     ` Xueming(Steven) Li
2017-12-07 17:13       ` Adrien Mazarguil
2017-12-08  7:02 ` [dpdk-dev] [PATCH v1] lib/cmdline: init parse result memory Xueming Li
2017-12-08 12:27   ` Adrien Mazarguil
2017-12-08 13:51     ` Olivier MATZ [this message]
2017-12-08 14:50       ` Xueming(Steven) Li
2017-12-08 15:04       ` Adrien Mazarguil
2017-12-08 15:26         ` Olivier MATZ
2017-12-09 15:39 ` [dpdk-dev] [PATCH v2] lib/cmdline: init CLI parsing memory Xueming Li
2017-12-14 15:35   ` Olivier MATZ
2017-12-18 10:51     ` Adrien Mazarguil
2017-12-18 13:44       ` Xueming(Steven) Li
2017-12-26 12:57     ` Xueming(Steven) Li
2018-01-16 12:45       ` Olivier Matz
2018-01-18  4:29         ` Xueming(Steven) Li
2018-01-19  9:07           ` Olivier Matz
2018-01-19 18:18             ` Xueming(Steven) Li
2018-01-19 18:16 ` [dpdk-dev] [PATCH v3] cmdline: fix dynamic tokens parsing Xueming Li
2018-01-22 13:13   ` Olivier Matz
2018-01-25 22:14     ` [dpdk-dev] [dpdk-stable] " Thomas Monjalon

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