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From: David Miller <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
To: mankad.maulik-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: ming.lei-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org,
	gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org,
	oneukum-l3A5Bk7waGM@public.gmane.org,
	netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v4 3/5] usbnet: smsc95xx: fix memory leak in smsc95xx_suspend
Date: Fri, 09 Nov 2012 02:25:20 -0500 (EST)	[thread overview]
Message-ID: <20121109.022520.1078854628056136345.davem@davemloft.net> (raw)
In-Reply-To: <CAEtNAxntrPne0AxqR2Pn-Vrrv_R12U-CxmW6=mFSfUS6U3BMKg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

From: Maulik Mankad <mankad.maulik-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Date: Fri, 9 Nov 2012 12:28:17 +0530

> We don't need memset() here.
> May be command[2] = {0}; offset[2] = {0}; crc[4] = {0}; is enough.

The compiler can see this an will eliminate the unnecessary
clears.

So it's better to use memset and make the code much clearer
and easier to audit.
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  parent reply	other threads:[~2012-11-09  7:25 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-06 14:53 [PATCH v4 0/5] usbnet: avoiding access auto-suspended device Ming Lei
     [not found] ` <1352213588-8948-1-git-send-email-ming.lei-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>
2012-11-06 14:53   ` [PATCH v4 1/5] usbnet: introduce usbnet_{read|write}_cmd_nopm Ming Lei
2012-11-06 14:53   ` [PATCH v4 3/5] usbnet: smsc95xx: fix memory leak in smsc95xx_suspend Ming Lei
     [not found]     ` <CAEtNAxntrPne0AxqR2Pn-Vrrv_R12U-CxmW6=mFSfUS6U3BMKg@mail.gmail.com>
     [not found]       ` <CAEtNAxntrPne0AxqR2Pn-Vrrv_R12U-CxmW6=mFSfUS6U3BMKg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-11-09  7:25         ` David Miller [this message]
2012-11-06 14:53   ` [PATCH v4 5/5] usbnet: runtime wake up device before calling usbnet_{read|write}_cmd Ming Lei
2012-11-07  8:54   ` [PATCH v4 0/5] usbnet: avoiding access auto-suspended device David Miller
2012-11-06 14:53 ` [PATCH v4 2/5] usbnet: smsc75xx: apply the introduced usbnet_{read|write}_cmd_nopm Ming Lei
2012-11-06 14:53 ` [PATCH v4 4/5] usbnet: smsc95xx: " Ming Lei

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