Messages in this thread | | | Subject | Re: [PATCH] nvme-pci: Avoid use of goto in nvme_reset_work() | From | "Alex G." <> | Date | Thu, 10 May 2018 12:01:33 -0500 |
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On 05/10/2018 12:00 PM, Keith Busch wrote: > On Thu, May 10, 2018 at 11:46:33AM -0500, Alexandru Gagniuc wrote: >> This patch started as a challenge from Keith relating to code >> structuring with goto vs return. I think the final result improves >> readability on two counts: >> First, it clarifies the separation between work struct and nvme_dev. >> Second, it makes it clearer what error is being passed on: >> 'return -ENODEV' vs 'goto out', where 'result' happens to be -ENODEV >> >> CC: Keith Busch <keith.busch@intel.com> >> Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> > > Ah, that's just wrapping a function that has a single out. The challenge > is to find a better mechanism than 'goto' to unwind a failure that has > multiple outs, like nvme_probe().
The same principle applies there too. It might have to be wrapped in several chunks, and it will likely be more readable. Am I supposed to bite and refactor that too?
Alex
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