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From: Song Liu <song@kernel.org>
To: Markus Elfring <Markus.Elfring@web.de>
Cc: kernel-janitors@vger.kernel.org, linux-raid@vger.kernel.org,
	Coly Li <colyli@suse.de>, Jens Axboe <axboe@kernel.dk>,
	Kent Overstreet <kent.overstreet@gmail.com>,
	Maciej Trela <Maciej.Trela@intel.com>, Neil Brown <neilb@suse.de>,
	Shaohua Li <shli@fb.com>,
	cocci@inria.fr, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [0/2] md/raid: Adjustments for two function implementations
Date: Wed, 29 Mar 2023 12:03:30 -0700	[thread overview]
Message-ID: <CAPhsuW6pEK6mQbo=F7DWPhCW1ePkKP2WM8saoeAfMOCSF3CdOA@mail.gmail.com> (raw)
In-Reply-To: <2fbfc20a-71ee-ddaa-19d8-7beed559b491@web.de>

On Tue, Mar 28, 2023 at 10:32 PM Markus Elfring <Markus.Elfring@web.de> wrote:
>
> >>   raid1: Fix exception handling in setup_conf()
> >>   raid10: Fix exception handling in setup_conf()
> >
> > The two functions look good to me as-is. I don't think anything is
> > broken except that the code analysis tool complains. I don't think
> > it is necessary to make these changes.
>
> Will development interests ever grow also for advice from another information source?
> https://wiki.sei.cmu.edu/confluence/display/c/MEM12-C.+Consider+using+a+goto+chain+when+leaving+a+function+on+error+when+using+and+releasing+resources#MEM12C.Considerusingagotochainwhenleavingafunctiononerrorwhenusingandreleasingresources-CompliantSolution%28POSIX,GotoChain%29

While I understand "goto chain" is a good pattern for error handling, I am
not convinced it is a better approach here. Specifically, the goto chain is so
long that it is hard to maintain. This also adds overhead for users of
git-blame. Therefore, I would rather keep these two functions as-is.

Thanks,
Song

  parent reply	other threads:[~2023-03-29 19:03 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <f9303bdc-b1a7-be5e-56c6-dfa8232b8b55@web.de>
     [not found] ` <0981dc33-95d0-4a1b-51d9-168907da99e6@web.de>
2023-03-17 13:11   ` [PATCH] powerpc/pseries: Fix exception handling in pSeries_reconfig_add_node() Nathan Lynch
     [not found]     ` <a01643fd-1e4a-1183-2fa6-000465bc81f3@web.de>
2023-03-17 15:41       ` Nathan Lynch
     [not found]         ` <2f5a00f6-f3fb-9f00-676a-acdcbef90c6c@web.de>
2023-03-20 15:38           ` Nathan Lynch
     [not found]             ` <afb528f2-5960-d107-c3ba-42a3356ffc65@web.de>
     [not found]               ` <d4bcde15-b4f1-0e98-9072-3153d1bd21bc@web.de>
     [not found]                 ` <08ddf274-b9a3-a702-dd1b-2c11b316ac5f@web.de>
2024-01-05 17:19                   ` [PATCH resent v2 0/2] powerpc/pseries: Fixes for " Markus Elfring
     [not found] ` <afe30fc6-04c9-528c-f84a-67902b5a6ed8@web.de>
2023-03-19 11:40   ` [PATCH] RDMA/siw: Fix exception handling in siw_accept_newconn() Leon Romanovsky
     [not found]     ` <1c06e86d-1468-c11a-8344-9563ad6047b5@web.de>
2023-03-19 14:11       ` Leon Romanovsky
     [not found]         ` <a03c1d04-a41e-7722-c36a-bd6f61094702@web.de>
2023-03-19 17:37           ` Leon Romanovsky
     [not found] ` <f0f96f74-21d1-f5bf-1086-1c3ce0ea18f5@web.de>
2023-03-19 11:41   ` [PATCH] RDMA/erdma: Fix exception handling in erdma_accept_newconn() Leon Romanovsky
2023-03-19 13:36   ` Cheng Xu
     [not found] ` <521b63e1-9470-58ef-599e-50a1846e5380@web.de>
2023-03-20  4:21   ` [PATCH] Input: iforce - Fix exception handling in iforce_usb_probe() Dmitry Torokhov
2023-03-20  4:34     ` Tetsuo Handa
2023-03-20  6:05       ` Dmitry Torokhov
     [not found] ` <e3aaeecf-8e74-2e74-c58a-d80e153e98f9@web.de>
2023-03-22  9:36   ` [PATCH] media: hantro: HEVC: Fix exception handling in tile_buffer_reallocate() Benjamin Gaignard
     [not found] ` <6e9ca062-939b-af96-c8ff-56ad485d6e79@web.de>
2023-03-24 17:30   ` [PATCH] mm/mempolicy: Fix exception handling in shared_policy_replace() Vlastimil Babka
     [not found] ` <e6656c83-ee7a-a253-2028-109138779c94@web.de>
     [not found]   ` <ea0ff67b-3665-db82-9792-67a633ba07f5@web.de>
2023-03-24 17:46     ` [PATCH resent] drm/amd/display: Fix exception handling in dm_validate_stream_and_context() Hamza Mahfooz
     [not found]       ` <7a523efc-a82b-a1a1-e846-6047226cc968@web.de>
2023-03-24 18:33         ` Hamza Mahfooz
     [not found] ` <9e0a7e6c-484d-92e0-ddf9-6e541403327e@web.de>
2023-03-24 20:07   ` [PATCH] selftests/bpf: Improve exception handling in rbtree_add_and_remove() Alexei Starovoitov
     [not found] ` <e33f264a-7ee9-4ebc-d58e-bbb7fd567198@web.de>
     [not found]   ` <d0381c8e-7302-b0ed-cf69-cbc8c3618106@web.de>
2023-03-25 10:16     ` [PATCH resent] bcache: Fix exception handling in mca_alloc() Coly Li
     [not found]       ` <13b4a57a-5911-16db-2b6e-588e5137c3aa@web.de>
2023-03-25 16:07         ` [PATCH v2] " Coly Li
     [not found] ` <00589154-00ac-4ed5-2a37-60b3c6f6c523@web.de>
     [not found]   ` <b7b6db19-055e-ace8-da37-24b4335e93b2@web.de>
2023-03-25 11:51     ` [PATCH resent] mei: Fix exception handling in mei_cl_irq_read_msg() Winkler, Tomas
     [not found] ` <c383bdca-6f0d-4a75-e788-e1920faa0a62@web.de>
2023-03-25 19:24   ` [PATCH] selftests: cgroup: Fix exception handling in test_memcg_oom_group_score_events() Lorenzo Stoakes
     [not found]     ` <5b7921c9-ee5d-c372-b19b-2701bcf33148@web.de>
2023-03-26 21:39       ` David Vernet
     [not found]         ` <c46dbb48-259b-1de9-2364-9bfaf1061944@web.de>
2023-03-27  9:13           ` David Vernet
     [not found] ` <ab860edf-79ca-2035-c5a3-d25be6fd9dac@web.de>
     [not found]   ` <3a35fb28-5937-72f8-b2e8-b1d9899b5e43@web.de>
2023-03-27  9:11     ` [PATCH resent] perf/x86/amd/uncore: Fix exception handling in amd_uncore_cpu_up_prepare() Adrian Hunter
2023-03-27 14:58       ` Peter Zijlstra
     [not found] ` <8d193937-532f-959f-9b84-d911984508aa@web.de>
     [not found]   ` <941709b5-d940-42c9-5f31-7ed56e3e6151@web.de>
2023-03-27 12:28     ` [PATCH resent] drbd: Fix exception handling in nla_put_drbd_cfg_context() Christoph Böhmwalder
     [not found] ` <83763b78-453d-de21-9b48-1c226afa13a0@web.de>
     [not found]   ` <57a97109-7a67-245b-8072-54aec3b5021d@web.de>
2023-03-27 21:37     ` [PATCH v2] selinux: Adjust implementation of security_get_bools() Paul Moore
2023-03-27 22:08       ` Paul Moore
     [not found]         ` <9e8bb69f-99e8-f204-6435-cc6e52816ebf@web.de>
2023-03-28 19:59           ` Paul Moore
     [not found]             ` <382bc6d8-7f75-822a-6c36-088b1d2f427a@web.de>
2023-03-29 14:19               ` Paul Moore
     [not found] ` <5ed1bc78-77a1-8eb8-43f9-6005d7de49c8@web.de>
     [not found]   ` <9e3705dc-7a70-c584-916e-ae582c7667b6@web.de>
2023-03-28  8:30     ` [PATCH resent] clk: at91: sama7g5: Add two jump labels in sama7g5_pmc_setup() Nicolas Ferre
     [not found]       ` <7985ac57-5b33-e7df-f319-ad6ee0788e2c@web.de>
2023-03-28 22:02         ` Alexandre Belloni
     [not found] ` <6ee3b703-2161-eacd-c12f-7fa3bedf82dc@web.de>
     [not found]   ` <49adf0c8-825a-018f-6d95-ce613944fc9b@web.de>
2023-03-28 23:21     ` [PATCH resent 0/2] md/raid: Adjustments for two function implementations Song Liu
     [not found]       ` <2fbfc20a-71ee-ddaa-19d8-7beed559b491@web.de>
2023-03-29 19:03         ` Song Liu [this message]
     [not found] ` <b3cce5b3-2e68-180c-c293-74d4d9d4032c@web.de>
     [not found]   ` <2d125f3e-4de6-cfb4-2d21-6e1ec04bc412@web.de>
2023-04-03  3:35     ` [PATCH resent] cpufreq: sparc: Fix exception handling in two functions Viresh Kumar
     [not found]       ` <39342542-9353-6a7b-0aa9-f9c294b158cb@web.de>
2023-04-03 23:04         ` [PATCH] " Viresh Kumar
     [not found]           ` <68b1988b-987f-fa2b-111e-b1b42f9767ab@web.de>
2023-04-09 23:55             ` [PATCH v2] " Viresh Kumar
     [not found]               ` <f9f40c8a-a392-27e3-b19c-c8985a163159@web.de>
2023-04-11  3:30                 ` [v2] " Viresh Kumar
     [not found]                   ` <e53bfa4f-c4b0-ee80-a64c-be8e9af76230@web.de>
2023-04-11  6:40                     ` Viresh Kumar
     [not found] ` <8f785de5-ebe2-edd9-2155-f440acacc643@web.de>
     [not found]   ` <82aebf6c-47ac-9d17-2d11-6245f582338e@web.de>
2023-04-07  7:54     ` [PATCH] spi: atmel: Improve exception handling in atmel_spi_configure_dma() Nicolas Ferre
     [not found]   ` <01af2ec9-4758-1fe6-0d74-b30b95c3e9a5@web.de>
2023-04-09  9:59     ` [PATCH 0/2] IB/uverbs: Adjustments for create_qp() Leon Romanovsky
     [not found]   ` <d0e18bb1-afc4-8b6f-bb1c-b74b3bad908e@web.de>
2023-04-10 17:44     ` [PATCH] remoteproc: imx_dsp_rproc: Improve exception handling in imx_dsp_rproc_mbox_alloc() Mathieu Poirier
     [not found]   ` <f1eaec48-cabb-5fc6-942b-f1ef7af9bb57@web.de>
2023-05-16 15:20     ` [cocci] [PATCH] firmware: ti_sci: Fix exception handling in ti_sci_probe() Nishanth Menon
2023-05-17  6:43       ` Dan Carpenter
     [not found] ` <72a7bfe2-6051-01b0-6c51-a0f8cc0c93a5@web.de>
     [not found]   ` <ecda8227-d89a-9c23-06b7-54f9d974af5e@web.de>
2024-01-05 17:42     ` [PATCH v2 0/4] powerpc/4xx: Adjustments for four function implementations Markus Elfring

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