From: Nathan Lynch <nathanl@linux.ibm.com>
To: Fuqian Huang <huangfq.daxian@gmail.com>
Cc: linuxppc-dev@lists.ozlabs.org, Paul Mackerras <paulus@samba.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 03/35] powerpc: Use kmemdup rather than duplicating its implementation
Date: Tue, 09 Jul 2019 10:13:05 -0500 [thread overview]
Message-ID: <8736jfs0la.fsf@linux.ibm.com> (raw)
In-Reply-To: <20190703162643.31999-1-huangfq.daxian@gmail.com>
Fuqian Huang <huangfq.daxian@gmail.com> writes:
> kmemdup is introduced to duplicate a region of memory in a neat way.
> Rather than kmalloc/kzalloc + memcpy, which the programmer needs to
> write the size twice (sometimes lead to mistakes), kmemdup improves
> readability, leads to smaller code and also reduce the chances of mistakes.
> Suggestion to use kmemdup rather than using kmalloc/kzalloc + memcpy.
>
> Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
> ---
> Changes in v2:
> - Fix a typo in commit message (memset -> memcpy)
Thanks, but this and the unchecked kmalloc result (and incorrect gfp
flags) have already been addressed in commit
348ea30f51fc63ce3c7fd7dba6043e8e3ee0ef34 ("powerpc/pseries: avoid
blocking in irq when queuing hotplug events"):
https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=next&id=348ea30f51fc63ce3c7fd7dba6043e8e3ee0ef34
prev parent reply other threads:[~2019-07-09 15:16 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-03 16:26 [PATCH v2 03/35] powerpc: Use kmemdup rather than duplicating its implementation Fuqian Huang
2019-07-09 15:13 ` Nathan Lynch [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=8736jfs0la.fsf@linux.ibm.com \
--to=nathanl@linux.ibm.com \
--cc=huangfq.daxian@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=paulus@samba.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).