From: Rolf Eike Beer <eike-kernel@sf-tec.de>
To: Panagiotis Issaris <panagiotis.issaris@gmail.com>
Cc: ipw2100-admin@linux.intel.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ipw2200: Missing kmalloc check
Date: Mon, 7 Nov 2005 19:32:15 +0100 [thread overview]
Message-ID: <200511071932.22060@bilbo.math.uni-mannheim.de> (raw)
In-Reply-To: <1125886450.4017.14.camel@nyx>
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Panagiotis Issaris wrote:
>The ipw2200 driver code in current GIT contains a kmalloc() followed by
>a memset() without handling a possible memory allocation failure.
>
>Signed-off-by: Panagiotis Issaris <panagiotis.issaris@gmail.com>
>---
>
> drivers/net/wireless/ipw2200.c | 4 ++++
> 1 files changed, 4 insertions(+), 0 deletions(-)
>
>8e288419b49346fee512739acac446c951727d04
>diff --git a/drivers/net/wireless/ipw2200.c
>b/drivers/net/wireless/ipw2200.c
>--- a/drivers/net/wireless/ipw2200.c
>+++ b/drivers/net/wireless/ipw2200.c
>@@ -3976,6 +3976,10 @@ static struct ipw_rx_queue *ipw_rx_queue
> int i;
>
> rxq = (struct ipw_rx_queue *)kmalloc(sizeof(*rxq), GFP_KERNEL);
>+ if (unlikely(!rxq)) {
>+ IPW_ERROR("memory allocation failed\n");
>+ return NULL;
>+ }
> memset(rxq, 0, sizeof(*rxq));
Please remove the cast and use kzalloc() instead of kmalloc() and
memset(,0,).
Eike
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next prev parent reply other threads:[~2005-11-07 18:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-05 2:14 [PATCH] ipw2200: Missing kmalloc check Panagiotis Issaris
2005-09-05 11:53 ` Jiri Slaby
2005-09-05 14:26 ` Takis
2005-10-28 20:57 ` Jeff Garzik
2005-11-07 18:32 ` Rolf Eike Beer [this message]
2005-11-07 20:35 ` Takis
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