Re: [-mm Patch] INFINIBAND: check the return value of kmalloc

[Steve Wise <swise@opengridcomputing.com>]

Looks good.


Roland Dreier wrote:
> thanks, I added Jesper's suggestion to the original patch and queued
> this for 2.6.23:
>
> (Steve, let me know if this looks OK or not to you)
>
> commit 8d339921a2cb279457dce79f8a308978e0b41b27
> Author: WANG Cong <xiyou.wangcong@gmail.com>
> Date:   Thu Jul 5 14:40:32 2007 -0700
>
>     RDMA/cxgb3: Check return of kmalloc() in iwch_register_device()
>     
>     Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
>     [ Also remove cast from void * return of kmalloc() as suggested by
>       Jesper Juhl <jesper.juhl@gmail.com>. ]
>     Signed-off-by: Roland Dreier <rolandd@cisco.com>
>
> diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
> index e7c2c39..44b6ad2 100644
> --- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
> +++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c
> @@ -1163,9 +1163,10 @@ int iwch_register_device(struct iwch_dev *dev)
>  	dev->ibdev.post_recv = iwch_post_receive;
>  
>  
> -	dev->ibdev.iwcm =
> -	    (struct iw_cm_verbs *) kmalloc(sizeof(struct iw_cm_verbs),
> -					   GFP_KERNEL);
> +	dev->ibdev.iwcm = kmalloc(sizeof(struct iw_cm_verbs), GFP_KERNEL);
> +	if (!dev->ibdev.icwm)
> +		return -ENOMEM;
> +
>  	dev->ibdev.iwcm->connect = iwch_connect;
>  	dev->ibdev.iwcm->accept = iwch_accept_cr;
>  	dev->ibdev.iwcm->reject = iwch_reject_cr;

-
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