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From: "Dumitrescu, Cristian" <cristian.dumitrescu@intel.com>
To: "Peng, ZhihongX" <zhihongx.peng@intel.com>,
	"david.marchand@redhat.com" <david.marchand@redhat.com>,
	"Burakov, Anatoly" <anatoly.burakov@intel.com>,
	"Ananyev, Konstantin" <konstantin.ananyev@intel.com>,
	"stephen@networkplumber.org" <stephen@networkplumber.org>,
	"Mcnamara, John" <john.mcnamara@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"Lin, Xueqin" <xueqin.lin@intel.com>,
	"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH v10 3/4] pipeline: Fix compilation error with gcc ASan
Date: Mon, 18 Oct 2021 12:21:53 +0000
Message-ID: <DM8PR11MB5670CEA218367FFD07A4D4B8EBBC9@DM8PR11MB5670.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20211015151110.1876850-3-zhihongx.peng@intel.com>



> -----Original Message-----
> From: Peng, ZhihongX <zhihongx.peng@intel.com>
> Sent: Friday, October 15, 2021 4:11 PM
> To: david.marchand@redhat.com; Burakov, Anatoly
> <anatoly.burakov@intel.com>; Ananyev, Konstantin
> <konstantin.ananyev@intel.com>; stephen@networkplumber.org;
> Dumitrescu, Cristian <cristian.dumitrescu@intel.com>; Mcnamara, John
> <john.mcnamara@intel.com>
> Cc: dev@dpdk.org; Lin, Xueqin <xueqin.lin@intel.com>; Peng, ZhihongX
> <zhihongx.peng@intel.com>; stable@dpdk.org
> Subject: [PATCH v10 3/4] pipeline: Fix compilation error with gcc ASan
> 
> From: Zhihong Peng <zhihongx.peng@intel.com>
> 
> The gcc will check code more stricter when ASan enabled.
> "Control reaches end of non-void function" error occurs here.
> 
> Fixes: f38913b7fb8e ("pipeline: add meter array to SWX")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Xueqin Lin <xueqin.lin@intel.com>
> Signed-off-by: Zhihong Peng <zhihongx.peng@intel.com>
> ---
> v7: no change
> v8: no change
> v9: Modify the submit log
> v10:no change
> ---
>  lib/pipeline/rte_swx_pipeline.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/lib/pipeline/rte_swx_pipeline.c b/lib/pipeline/rte_swx_pipeline.c
> index 1cd09a4b44..0acd6c6752 100644
> --- a/lib/pipeline/rte_swx_pipeline.c
> +++ b/lib/pipeline/rte_swx_pipeline.c
> @@ -4642,7 +4642,7 @@ instr_meter_translate(struct rte_swx_pipeline *p,
>  		return 0;
>  	}
> 
> -	CHECK(0, EINVAL);
> +	return -EINVAL;
>  }
> 
>  static inline void
> @@ -5937,7 +5937,7 @@ instr_translate(struct rte_swx_pipeline *p,
>  					      instr,
>  					      data);
> 
> -	CHECK(0, EINVAL);
> +	return -EINVAL;
>  }
> 
>  static struct instruction_data *
> --
> 2.25.1

NACK.

This is a false issue, no bug is here. CHECK(0, EINVAL) translates to an unconditional return -EINVAL.

Does this tool work correctly when macros are present? Maybe the tool should parse the preprocessed C code as opposed to initial C code?

Regards,
Cristian

  reply	other threads:[~2021-10-18 12:22 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20210918074155.872358-1-zhihongx.peng@intel.com>
     [not found] ` <20210924022028.1291404-1-zhihongx.peng@intel.com>
2021-09-24  2:20   ` [dpdk-stable] [PATCH v4 2/2] lib/pipeline: Fix gcc compilation error using ASan zhihongx.peng
     [not found]   ` <20210924093309.3411-1-zhihongx.peng@intel.com>
2021-09-24  9:33     ` [dpdk-stable] [PATCH v5 2/2] " zhihongx.peng
     [not found]   ` <20210924100310.4278-1-zhihongx.peng@intel.com>
2021-09-24 10:03     ` [dpdk-stable] [PATCH v5 2/2] lib/pipeline: " zhihongx.peng
     [not found]     ` <20210930052724.195414-1-zhihongx.peng@intel.com>
2021-09-30  5:27       ` [dpdk-stable] [PATCH v6 " zhihongx.peng
2021-09-30  8:29         ` David Marchand
2021-10-12  2:41           ` Peng, ZhihongX
     [not found]     ` <20210930125938.266731-1-zhihongx.peng@intel.com>
2021-09-30 12:59       ` [dpdk-stable] [PATCH v6 2/2] lib/pipeline: Fix compilation error with gcc ASan zhihongx.peng
     [not found]       ` <20211008091751.417468-1-zhihongx.peng@intel.com>
2021-10-08  9:17         ` [dpdk-stable] [PATCH v7 3/3] " zhihongx.peng
     [not found]         ` <20211011062810.422220-1-zhihongx.peng@intel.com>
2021-10-11  6:28           ` [dpdk-stable] [PATCH v8 " zhihongx.peng
     [not found]           ` <20211012094318.1154727-1-zhihongx.peng@intel.com>
2021-10-12  9:43             ` [dpdk-stable] [PATCH v9 3/3] pipeline: " zhihongx.peng
     [not found]               ` <20211015142739.1876210-1-zhihongx.peng@intel.com>
2021-10-15 14:27                 ` [dpdk-stable] [PATCH v10 3/4] " zhihongx.peng
2021-10-15 14:27                 ` [dpdk-stable] [PATCH v10 4/4] performance-thread: Fix cross compilation failed zhihongx.peng
     [not found]               ` <20211015151110.1876850-1-zhihongx.peng@intel.com>
2021-10-15 15:11                 ` [dpdk-stable] [PATCH v10 3/4] pipeline: Fix compilation error with gcc ASan zhihongx.peng
2021-10-18 12:21                   ` Dumitrescu, Cristian [this message]
2021-10-18 12:54                     ` Peng, ZhihongX
2021-10-19 11:26                       ` Dumitrescu, Cristian
2021-10-19 12:11                         ` Peng, ZhihongX
2021-10-15 15:11                 ` [dpdk-stable] [PATCH v10 4/4] performance-thread: Fix cross compilation failed zhihongx.peng
2021-10-19  6:02                   ` Peng, ZhihongX
     [not found]                   ` <20211019101207.1451058-1-zhihongx.peng@intel.com>
2021-10-19 10:12                     ` [dpdk-stable] [PATCH v11 3/4] pipeline: Fix compilation error with gcc ASan zhihongx.peng
2021-10-19 10:12                     ` [dpdk-stable] [PATCH v11 4/4] performance-thread: Fix cross compilation failed zhihongx.peng
2021-10-19 10:37                       ` Bruce Richardson
     [not found]                       ` <20211019130445.1955622-1-zhihongx.peng@intel.com>
2021-10-19 13:04                         ` [dpdk-stable] [PATCH v12 " zhihongx.peng
     [not found]                       ` <20211019135841.2004819-1-zhihongx.peng@intel.com>
2021-10-19 13:58                         ` zhihongx.peng
     [not found]                       ` <20211019151524.2005442-1-zhihongx.peng@intel.com>
2021-10-19 15:15                         ` zhihongx.peng
     [not found]   ` <20211015141326.1875898-1-zhihongx.peng@intel.com>
2021-10-15 14:13     ` [dpdk-stable] [PATCH v10 3/4] pipeline: Fix compilation error with gcc ASan zhihongx.peng
2021-10-15 14:13     ` [dpdk-stable] [PATCH v10 4/4] performance-thread: Fix cross compilation failed zhihongx.peng

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