From: Phil Turmel <philip@turmel.org>
To: Wol's lists <antlists@youngman.org.uk>,
mdraid <linux-raid@vger.kernel.org>
Subject: Re: [OT] C programming problem
Date: Wed, 7 Feb 2018 17:43:30 -0500 [thread overview]
Message-ID: <ab1b1454-8226-ceab-55c8-e105fd0b3ca6@turmel.org> (raw)
In-Reply-To: <2a2e28ad-20bd-d369-d65f-19d79f1871fb@youngman.org.uk>
Hi Wol,
Bug alert!
On 02/07/2018 02:46 PM, Wol's lists wrote:
> void main()
> {
> blocks = logdisks * mirrors * disks;
> array = (int *) malloc( sizeof(int) * blocks );
> memset( &array, 0, blocks * sizeof(int) );
^^^^^^
Your 'array' variable is already a pointer. You should not have
another address-of operator in front of it. You are overwriting
your pointer and a bunch of static memory right after it, not
zeroing the area pointed to by 'array'.
Phil
next prev parent reply other threads:[~2018-02-07 22:43 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-07 19:46 [OT] C programming problem Wol's lists
2018-02-07 20:00 ` Linus Lüssing
2018-02-07 20:00 ` Michael Fritscher
2018-02-07 20:22 ` Wol's lists
2018-02-07 22:43 ` Phil Turmel [this message]
2018-02-07 23:32 ` Wol's lists
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