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From: Stephen Hemminger <stephen@networkplumber.org>
To: Yipeng Wang <yipeng1.wang@intel.com>
Cc: vincent.jardin@6wind.com, bruce.richardson@intel.com,
	konstantin.ananyev@intel.com, thomas@monjalon.net, dev@dpdk.org,
	charlie.tai@intel.com, sameh.gobriel@intel.com,
	ren.wang@intel.com
Subject: Re: [dpdk-dev] [PATCH 1/7] member: implement main API
Date: Mon, 21 Aug 2017 20:59:05 -0700	[thread overview]
Message-ID: <20170821205905.1704ec88@xeon-e3> (raw)
In-Reply-To: <1503361193-36699-2-git-send-email-yipeng1.wang@intel.com>

On Mon, 21 Aug 2017 17:19:47 -0700
Yipeng Wang <yipeng1.wang@intel.com> wrote:

> +int
> +rte_member_lookup(const void *ss, const void *key,
> +		MEMBER_SET_TYPE *set_id)
> +{
> +	const struct rte_member_setsum *setsum = ss;
> +	if (setsum == NULL || key == NULL || set_id == NULL)
> +		return -EINVAL;
> +
> +	int ret = 0;

Don't needlessly initialize all variable.
In all code paths, ret is set.

In fact you could just make all cases of the switch into return
and  compiler could optimize it as a tail call.

  reply	other threads:[~2017-08-22  3:59 UTC|newest]

Thread overview: 81+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-22  0:19 [dpdk-dev] [PATCH 0/7] Add Membership Library Yipeng Wang
2017-08-22  0:19 ` [dpdk-dev] [PATCH 1/7] member: implement main API Yipeng Wang
2017-08-22  3:59   ` Stephen Hemminger [this message]
2017-08-22 10:02   ` Luca Boccassi
2017-08-24  9:35     ` Ferruh Yigit
2017-08-24  9:55       ` Luca Boccassi
2017-08-24 10:32         ` Ferruh Yigit
2017-09-02 12:55           ` Luca Boccassi
2017-09-02 23:49             ` Luca Boccassi
2017-08-24 18:38     ` Wang, Yipeng1
2017-09-02 12:54       ` Luca Boccassi
2017-08-22  0:19 ` [dpdk-dev] [PATCH 2/7] member: implement HT mode Yipeng Wang
2017-08-22  0:19 ` [dpdk-dev] [PATCH 3/7] member: implement vBF mode Yipeng Wang
2017-08-22  0:19 ` [dpdk-dev] [PATCH 4/7] member: add AVX for HT mode Yipeng Wang
2017-08-22  0:19 ` [dpdk-dev] [PATCH 5/7] member: enable the library Yipeng Wang
2017-08-22  0:19 ` [dpdk-dev] [PATCH 6/7] test/member: add functional and perf tests Yipeng Wang
2017-08-22  0:19 ` [dpdk-dev] [PATCH 7/7] doc: add membership documentation Yipeng Wang
2017-08-22  4:01 ` [dpdk-dev] [PATCH 0/7] Add Membership Library Stephen Hemminger
2017-08-23  2:58   ` Wang, Yipeng1
2017-09-02  1:24 ` [dpdk-dev] [PATCH v2 " Yipeng Wang
2017-09-02  1:24   ` [dpdk-dev] [PATCH v2 1/7] member: implement main API Yipeng Wang
2017-09-02  1:24   ` [dpdk-dev] [PATCH v2 2/7] member: implement HT mode Yipeng Wang
2017-09-02  1:24   ` [dpdk-dev] [PATCH v2 3/7] member: implement vBF mode Yipeng Wang
2017-09-02  1:24   ` [dpdk-dev] [PATCH v2 4/7] member: add AVX for HT mode Yipeng Wang
2017-09-02  1:24   ` [dpdk-dev] [PATCH v2 5/7] member: enable the library Yipeng Wang
2017-09-02  1:24   ` [dpdk-dev] [PATCH v2 6/7] test/member: add functional and perf tests Yipeng Wang
2017-09-02  1:24   ` [dpdk-dev] [PATCH v2 7/7] doc: add membership documentation Yipeng Wang
2017-09-04 13:19     ` Mcnamara, John
2017-09-05 23:59   ` [dpdk-dev] [PATCH v3 0/7] Add Membership Library Yipeng Wang
2017-09-05 23:59     ` [dpdk-dev] [PATCH v3 1/7] member: implement main API Yipeng Wang
2017-09-22 10:47       ` Thomas Monjalon
2017-09-25 14:15       ` De Lara Guarch, Pablo
2017-09-05 23:59     ` [dpdk-dev] [PATCH v3 2/7] member: implement HT mode Yipeng Wang
2017-09-05 23:59     ` [dpdk-dev] [PATCH v3 3/7] member: implement vBF mode Yipeng Wang
2017-09-05 23:59     ` [dpdk-dev] [PATCH v3 4/7] member: add AVX for HT mode Yipeng Wang
2017-09-05 23:59     ` [dpdk-dev] [PATCH v3 5/7] member: enable the library Yipeng Wang
2017-09-22 10:48       ` Thomas Monjalon
2017-09-05 23:59     ` [dpdk-dev] [PATCH v3 6/7] test/member: add functional and perf tests Yipeng Wang
2017-09-05 23:59     ` [dpdk-dev] [PATCH v3 7/7] doc: add membership documentation Yipeng Wang
2017-09-18 18:42       ` Mcnamara, John
2017-09-25 12:30       ` De Lara Guarch, Pablo
2017-09-27 17:40     ` [dpdk-dev] [PATCH v4 0/7] Add Membership Library Yipeng Wang
2017-09-27 17:40       ` [dpdk-dev] [PATCH v4 1/7] member: implement main API Yipeng Wang
2017-10-02 10:04         ` De Lara Guarch, Pablo
2017-09-27 17:40       ` [dpdk-dev] [PATCH v4 2/7] member: implement HT mode Yipeng Wang
2017-10-02 13:30         ` De Lara Guarch, Pablo
2017-10-03  1:18           ` Wang, Yipeng1
2017-09-27 17:40       ` [dpdk-dev] [PATCH v4 3/7] member: implement vBF mode Yipeng Wang
2017-10-02 15:44         ` De Lara Guarch, Pablo
2017-10-03  1:24           ` Wang, Yipeng1
2017-09-27 17:40       ` [dpdk-dev] [PATCH v4 4/7] member: add AVX for HT mode Yipeng Wang
2017-09-27 17:40       ` [dpdk-dev] [PATCH v4 5/7] member: enable the library Yipeng Wang
2017-10-02 15:47         ` De Lara Guarch, Pablo
2017-09-27 17:40       ` [dpdk-dev] [PATCH v4 6/7] test/member: add functional and perf tests Yipeng Wang
2017-10-02 16:20         ` De Lara Guarch, Pablo
2017-09-27 17:40       ` [dpdk-dev] [PATCH v4 7/7] doc: add membership documentation Yipeng Wang
2017-10-03  4:31       ` [dpdk-dev] [PATCH v5 0/7] Add Membership Library Yipeng Wang
2017-10-03  4:31         ` [dpdk-dev] [PATCH v5 1/7] member: implement main API Yipeng Wang
2017-10-03  8:42           ` De Lara Guarch, Pablo
2017-10-03  4:31         ` [dpdk-dev] [PATCH v5 2/7] member: implement HT mode Yipeng Wang
2017-10-03  8:47           ` De Lara Guarch, Pablo
2017-10-03  4:31         ` [dpdk-dev] [PATCH v5 3/7] member: implement vBF mode Yipeng Wang
2017-10-03  8:50           ` De Lara Guarch, Pablo
2017-10-03  4:31         ` [dpdk-dev] [PATCH v5 4/7] member: add AVX for HT mode Yipeng Wang
2017-10-03  9:01           ` De Lara Guarch, Pablo
2017-10-03  4:31         ` [dpdk-dev] [PATCH v5 5/7] member: enable the library Yipeng Wang
2017-10-03  9:04           ` De Lara Guarch, Pablo
2017-10-03  4:31         ` [dpdk-dev] [PATCH v5 6/7] test/member: add functional and perf tests Yipeng Wang
2017-10-03  9:07           ` De Lara Guarch, Pablo
2017-10-03  4:31         ` [dpdk-dev] [PATCH v5 7/7] doc: add membership documentation Yipeng Wang
2017-10-03  9:08           ` De Lara Guarch, Pablo
2017-10-04  3:12         ` [dpdk-dev] [PATCH v6 0/7] Add Membership Library Yipeng Wang
2017-10-04  3:12           ` [dpdk-dev] [PATCH v6 1/7] member: implement main API Yipeng Wang
2017-10-04  3:12           ` [dpdk-dev] [PATCH v6 2/7] member: implement HT mode Yipeng Wang
2017-10-04  3:12           ` [dpdk-dev] [PATCH v6 3/7] member: implement vBF mode Yipeng Wang
2017-10-04  3:12           ` [dpdk-dev] [PATCH v6 4/7] member: add AVX for HT mode Yipeng Wang
2017-10-04  3:12           ` [dpdk-dev] [PATCH v6 5/7] member: enable the library Yipeng Wang
2017-10-04  3:12           ` [dpdk-dev] [PATCH v6 6/7] test/member: add functional and perf tests Yipeng Wang
2017-10-04  3:12           ` [dpdk-dev] [PATCH v6 7/7] doc: add membership documentation Yipeng Wang
2017-10-04 13:44             ` Mcnamara, John
2017-10-08 22:14           ` [dpdk-dev] [PATCH v6 0/7] Add Membership Library Thomas Monjalon

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