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From: Markus Elfring <Markus.Elfring@web.de>
To: Zhihao Cheng <chengzhihao1@huawei.com>, linux-mtd@lists.infradead.org
Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org,
	Richard Weinberger <richard@nod.at>,
	Yi Zhang <yi.zhang@huawei.com>
Subject: Re: [PATCH 1/2] ubifs: Fix potential memory leaks while iterating entries
Date: Mon, 01 Jun 2020 12:00:48 +0000	[thread overview]
Message-ID: <2bec05b7-78d3-fa36-134a-efbe977933e3@web.de> (raw)

> Fix some potential memory leaks in error handling branches while
> iterating xattr entries.

Such information is useful.


> For example, function ubifs_tnc_remove_ino()
> forgets to free pxent if it exists. Similar problems also exist in
> ubifs_purge_xattrs(), ubifs_add_orphan() and ubifs_jnl_write_inode().

Can an other wording variant be a bit nicer?


I suggest to avoid the specification of duplicate function calls
(also for the desired exception handling).
Will it be helpful to add a few jump targets?
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/coding-style.rst?id=77e6a8804abcc0504c904bd6e5cdf3a5cf8162#n455

Regards,
Markus

WARNING: multiple messages have this Message-ID (diff)
From: Markus Elfring <Markus.Elfring@web.de>
To: Zhihao Cheng <chengzhihao1@huawei.com>, linux-mtd@lists.infradead.org
Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org,
	Richard Weinberger <richard@nod.at>,
	Yi Zhang <yi.zhang@huawei.com>
Subject: Re: [PATCH 1/2] ubifs: Fix potential memory leaks while iterating entries
Date: Mon, 1 Jun 2020 14:00:48 +0200	[thread overview]
Message-ID: <2bec05b7-78d3-fa36-134a-efbe977933e3@web.de> (raw)

> Fix some potential memory leaks in error handling branches while
> iterating xattr entries.

Such information is useful.


> For example, function ubifs_tnc_remove_ino()
> forgets to free pxent if it exists. Similar problems also exist in
> ubifs_purge_xattrs(), ubifs_add_orphan() and ubifs_jnl_write_inode().

Can an other wording variant be a bit nicer?


I suggest to avoid the specification of duplicate function calls
(also for the desired exception handling).
Will it be helpful to add a few jump targets?
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/coding-style.rst?id=3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162#n455

Regards,
Markus

             reply	other threads:[~2020-06-01 12:00 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-01 12:00 Markus Elfring [this message]
2020-06-01 12:00 ` [PATCH 1/2] ubifs: Fix potential memory leaks while iterating entries Markus Elfring
2020-06-01 13:45 ` Zhihao Cheng
2020-06-01 13:45   ` Zhihao Cheng
2020-06-01 13:45   ` Zhihao Cheng
2020-06-01 13:55   ` Richard Weinberger
2020-06-01 13:55     ` Richard Weinberger
2020-06-01 13:55     ` Richard Weinberger
2020-06-01 14:00   ` [1/2] " Markus Elfring
2020-06-01 14:00     ` Markus Elfring
2020-06-01 14:00     ` Markus Elfring
2020-06-01 14:09     ` Richard Weinberger
2020-06-01 14:09       ` Richard Weinberger
2020-06-01 14:09       ` Richard Weinberger

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