Re: [PATCH] nfc: nci: remove unnecessary null check

From: Guenter Roeck
Date: Thu Jun 15 2017 - 13:29:11 EST


On Tue, Jun 13, 2017 at 11:37:18AM -0500, Gustavo A. R. Silva wrote:
> Remove unnecessary NULL check for pointer conn_info.
> conn_info is set in list_for_each_entry() using container_of(),
> which is never NULL.
>
> Addresses-Coverity-ID: 1362349
> Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
> Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>

Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>

> ---
> net/nfc/nci/core.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
> index 61fff42..c15cb88 100644
> --- a/net/nfc/nci/core.c
> +++ b/net/nfc/nci/core.c
> @@ -73,11 +73,10 @@ int nci_get_conn_info_by_dest_type_params(struct nci_dev *ndev, u8 dest_type,
> if (conn_info->dest_type == dest_type) {
> if (!params)
> return conn_info->conn_id;
> - if (conn_info) {
> - if (params->id == conn_info->dest_params->id &&
> - params->protocol == conn_info->dest_params->protocol)
> - return conn_info->conn_id;
> - }
> +
> + if (params->id == conn_info->dest_params->id &&
> + params->protocol == conn_info->dest_params->protocol)
> + return conn_info->conn_id;
> }
> }
>
> --
> 2.5.0
>