Re: [PATCH 1/1] Staging: hv: netvsc: Cleanup the name and type oflink_stat variable

From: Joe Perches
Date: Tue Sep 13 2011 - 16:04:48 EST


On Tue, 2011-09-13 at 12:53 -0700, K. Y. Srinivasan wrote:
> Consistently name the variable tracking the link status. Use a consistent
> type for this variable and get rid of some unnecessary parentheses as well.
>
> Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
> Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
> ---
> drivers/staging/hv/rndis_filter.c | 8 ++++----
> 1 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/hv/rndis_filter.c b/drivers/staging/hv/rndis_filter.c
> index 963582a..696d2c5 100644
> --- a/drivers/staging/hv/rndis_filter.c
> +++ b/drivers/staging/hv/rndis_filter.c
> @@ -41,7 +41,7 @@ struct rndis_device {
> struct netvsc_device *net_dev;
>
> enum rndis_device_state state;
> - u32 link_stat;
> + bool link_state;
> atomic_t new_req_id;
>
> spinlock_t request_lock;
> @@ -514,7 +514,7 @@ static int rndis_filter_query_device_link_status(struct rndis_device *dev)
>
> return rndis_filter_query_device(dev,
> RNDIS_OID_GEN_MEDIA_CONNECT_STATUS,
> - &dev->link_stat, &size);
> + &dev->link_state, &size);

Are you sure you can do this?
You're changing the info request from u32 to bool
without changing the size above it

u32 size = sizeof(u32);


> }
>
> static int rndis_filter_set_packet_filter(struct rndis_device *dev,
> @@ -736,11 +736,11 @@ int rndis_filter_device_add(struct hv_device *dev,
>
> rndis_filter_query_device_link_status(rndis_device);
>
> - device_info->link_state = rndis_device->link_stat;
> + device_info->link_state = rndis_device->link_state;
>
> dev_info(&dev->device, "Device MAC %pM link state %s",
> rndis_device->hw_mac_adr,
> - ((device_info->link_state) ? ("down\n") : ("up\n")));
> + device_info->link_state ? "down\n" : "up\n");

It's better to remove the multiple "\n"s from "up" and "down"
and move it to the format string as I suggested.


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