From: andy.shevchenko@gmail.com
To: Wells Lu <wellslutw@gmail.com>
Cc: linus.walleij@linaro.org, linux-gpio@vger.kernel.org,
linux-kernel@vger.kernel.org, wells.lu@sunplus.com
Subject: Re: [PATCH] pinctrl:sunplus: Add check for kmalloc
Date: Tue, 23 May 2023 19:42:48 +0300 [thread overview]
Message-ID: <ZGztCHNr1jmpFq0A@surfacebook> (raw)
In-Reply-To: <1684836688-9204-1-git-send-email-wellslutw@gmail.com>
Tue, May 23, 2023 at 06:11:28PM +0800, Wells Lu kirjoitti:
> Fix Smatch static checker warning:
> potential null dereference 'configs'. (kmalloc returns null)
...
> configs = kmalloc(sizeof(*configs), GFP_KERNEL);
> + if (!configs)
> + return -ENOMEM;
"Fixing" by adding a memory leak is not probably a good approach.
...
> configs = kmalloc(sizeof(*configs), GFP_KERNEL);
> + if (!configs)
> + return -ENOMEM;
Ditto.
...
It might be that I'm mistaken. In this case please add an explanation why in
the commit message.
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2023-05-23 16:43 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-23 10:11 [PATCH] pinctrl:sunplus: Add check for kmalloc Wells Lu
2023-05-23 16:42 ` andy.shevchenko [this message]
2023-05-23 17:39 ` Wells Lu 呂芳騰
2023-05-23 19:37 ` andy.shevchenko
2023-05-23 20:05 ` Christophe JAILLET
2023-05-25 3:22 ` Wells Lu 呂芳騰
2023-05-25 18:37 ` Christophe JAILLET
2023-05-25 19:42 ` Dan Carpenter
2023-05-26 2:04 ` Wells Lu 呂芳騰
2023-05-26 5:19 ` Christophe JAILLET
2023-05-25 19:19 ` Dan Carpenter
2023-05-25 20:00 ` Christophe JAILLET
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