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Re: [PATCH] NFC: nci: fix memory leak

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On Mon, Nov 16, 2015 at 06:27:15PM +0530, Sudip Mukherjee wrote:
> In case of invalid number_destination_params we were returning error but
> we missed releasing cmd. Lets check for the number of parameter before
> allocating memory so that we don't have a memory leak.
> 
> Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
> ---

A gentle ping.

regards
sudip


>  net/nfc/nci/core.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
> index 10c99a5..fbb7a2b 100644
> --- a/net/nfc/nci/core.c
> +++ b/net/nfc/nci/core.c
> @@ -610,14 +610,14 @@ int nci_core_conn_create(struct nci_dev *ndev, u8 destination_type,
>  	struct nci_core_conn_create_cmd *cmd;
>  	struct core_conn_create_data data;
>  
> +	if (!number_destination_params)
> +		return -EINVAL;
> +
>  	data.length = params_len + sizeof(struct nci_core_conn_create_cmd);
>  	cmd = kzalloc(data.length, GFP_KERNEL);
>  	if (!cmd)
>  		return -ENOMEM;
>  
> -	if (!number_destination_params)
> -		return -EINVAL;
> -
>  	cmd->destination_type = destination_type;
>  	cmd->number_destination_params = number_destination_params;
>  	memcpy(cmd->params, params, params_len);
> -- 
> 1.9.1
> 
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