From: Christoph Hellwig <hch@lst.de>
To: Bartosz Golaszewski <brgl@bgdev.pl>
Cc: Joel Becker <jlbec@evilplan.org>, Christoph Hellwig <hch@lst.de>,
linux-kernel@vger.kernel.org,
Bartosz Golaszewski <bgolaszewski@baylibre.com>
Subject: Re: [PATCH 09/12] samples: configfs: prefer sizeof(*var) to sizeof(struct var_type)
Date: Wed, 7 Oct 2020 15:46:14 +0200 [thread overview]
Message-ID: <20201007134614.GC764@lst.de> (raw)
In-Reply-To: <20200924124526.17365-10-brgl@bgdev.pl>
On Thu, Sep 24, 2020 at 02:45:23PM +0200, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
>
> It's better to use the size of the actual variable than its type when
> allocating memory. This also has the benefit of avoiding a line break
> here.
Either style has up an downside. The variable based on tracks type
changes automatically, but on the other hand leads to lots of bugs
where people forget the *. I'd rather not just change from one to
the other pointlessly.
next prev parent reply other threads:[~2020-10-07 13:46 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-24 12:45 [PATCH 00/12] samples: configfs: refactor the configfs sample code Bartosz Golaszewski
2020-09-24 12:45 ` [PATCH 01/12] MAINTAINERS: add the sample directory to the configfs entry Bartosz Golaszewski
2020-09-24 12:45 ` [PATCH 02/12] samples: configfs: order includes alphabetically Bartosz Golaszewski
2020-10-07 13:43 ` Christoph Hellwig
2020-10-08 13:23 ` Bartosz Golaszewski
2020-10-08 14:05 ` Christoph Hellwig
2020-09-24 12:45 ` [PATCH 03/12] samples: configfs: remove redundant newlines Bartosz Golaszewski
2020-09-24 12:45 ` [PATCH 04/12] samples: configfs: drop unnecessary ternary operators Bartosz Golaszewski
2020-09-24 12:45 ` [PATCH 05/12] samples: configfs: improve alignment of broken lines Bartosz Golaszewski
2020-10-07 13:44 ` Christoph Hellwig
2020-09-24 12:45 ` [PATCH 06/12] samples: configfs: fix alignment in item struct Bartosz Golaszewski
2020-09-24 12:45 ` [PATCH 07/12] samples: configfs: replace simple_strtoul() with kstrtoint() Bartosz Golaszewski
2020-09-24 12:45 ` [PATCH 08/12] samples: configfs: don't reinitialize variables which are already zeroed Bartosz Golaszewski
2020-09-24 12:45 ` [PATCH 09/12] samples: configfs: prefer sizeof(*var) to sizeof(struct var_type) Bartosz Golaszewski
2020-10-07 13:46 ` Christoph Hellwig [this message]
2020-09-24 12:45 ` [PATCH 10/12] samples: configfs: consolidate local variables of the same type Bartosz Golaszewski
2020-09-24 12:45 ` [PATCH 11/12] samples: configfs: don't use spaces before tabs Bartosz Golaszewski
2020-09-24 12:45 ` [PATCH 12/12] samples: configfs: prefer pr_err() over bare printk(KERN_ERR Bartosz Golaszewski
2020-10-06 10:40 ` [PATCH 00/12] samples: configfs: refactor the configfs sample code Bartosz Golaszewski
2020-10-07 13:46 ` Christoph Hellwig
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