Re: [PATCH][next] drivers: hv: remove redundant assignment to pointer primary_channel

From: Julia Lawall
Date: Tue Apr 14 2020 - 11:43:07 EST




On Tue, 14 Apr 2020, Colin King wrote:

> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> The pointer primary_channel is being assigned with a value that is never,

never -> never used :)

> The assignment is redundant and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> drivers/hv/channel_mgmt.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
> index ffd7fffa5f83..f7bbb8dc4b0f 100644
> --- a/drivers/hv/channel_mgmt.c
> +++ b/drivers/hv/channel_mgmt.c
> @@ -425,8 +425,6 @@ void hv_process_channel_removal(struct vmbus_channel *channel)
>
> if (channel->primary_channel == NULL) {
> list_del(&channel->listentry);
> -
> - primary_channel = channel;
> } else {
> primary_channel = channel->primary_channel;
> spin_lock_irqsave(&primary_channel->lock, flags);
> --
> 2.25.1
>
>