From: Dan Carpenter <dan.carpenter@oracle.com>
To: Richard Gong <richard.gong@linux.intel.com>
Cc: Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
gregkh@linuxfoundation.org, atull@kernel.org,
linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [PATCH 4/4 v2] firmware: stratix10-svc: Slightly simplify code
Date: Wed, 06 May 2020 10:04:53 +0000 [thread overview]
Message-ID: <20200506100453.GA9365@kadam> (raw)
In-Reply-To: <1f8ae50d-6830-7fbb-e999-3e8110fe7cd6@linux.intel.com>
On Fri, May 01, 2020 at 10:40:20AM -0500, Richard Gong wrote:
> Hi,
>
> On 4/29/20 1:52 AM, Christophe JAILLET wrote:
> > Replace 'devm_kmalloc_array(... | __GFP_ZERO)' with the equivalent and
> > shorter 'devm_kcalloc(...)'.
> >
> It doesn't make much sense.
> Actually devm_kcalloc returns devm_kmalloc_array(.., flag | __GFP_ZERO).
>
devm_kcalloc() is better style and easier to read. I was just reading
a bunch of AMD code that does this and I almost complained to them
that devm_kmalloc_array() doesn't zero the memory so they were freeing
uninitialized pointers.
regards,
dan carpenter
prev parent reply other threads:[~2020-05-06 10:04 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-29 6:52 [PATCH 0/4 v2] firmware: stratix10-svc: Fix some error handling code Christophe JAILLET
2020-04-29 6:52 ` [PATCH 1/4 v2] firmware: stratix10-svc: Fix genpool creation error handling Christophe JAILLET
2020-04-29 9:50 ` Markus Elfring
2020-04-29 6:52 ` [PATCH 2/4 v2] firmware: stratix10-svc: Unmap some previously memremap'ed memory Christophe JAILLET
2020-05-05 14:43 ` Greg KH
2020-05-05 15:09 ` Christophe JAILLET
2020-04-29 6:52 ` [PATCH 3/4 v2] firmware: stratix10-svc: Fix some error handling paths in 'stratix10_svc_drv_probe()' Christophe JAILLET
2020-04-29 11:51 ` [PATCH 3/4 v2] firmware: stratix10-svc: Fix some error handling paths in stratix10_svc_drv_probe Markus Elfring
2020-05-05 13:46 ` [PATCH 3/4 v2] firmware: stratix10-svc: Fix some error handling paths in 'stratix10_svc_drv_prob Richard Gong
2020-05-05 15:15 ` Christophe JAILLET
2020-06-26 19:37 ` [PATCH V3] firmware: stratix10-svc: Fix some error handling code Christophe JAILLET
2020-06-27 5:15 ` Greg KH
2020-06-27 5:15 ` Greg KH
2020-06-27 7:31 ` Marion & Christophe JAILLET
2020-06-27 8:03 ` Greg KH
2020-04-29 6:52 ` [PATCH 4/4 v2] firmware: stratix10-svc: Slightly simplify code Christophe JAILLET
2020-04-29 12:41 ` Markus Elfring
2020-05-01 15:40 ` Richard Gong
2020-05-01 15:48 ` Christophe JAILLET
2020-05-01 16:55 ` Richard Gong
2020-05-02 8:49 ` Christophe JAILLET
2020-05-05 14:18 ` Richard Gong
2020-05-06 10:04 ` Dan Carpenter [this message]
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