Hi Aniroop,
On Thu, Oct 29, 2015 at 01:38:32AM +0530, Aniroop Mathur wrote:
> From: Aniroop Mathur <a.mathur@xxxxxxxxxxx>
>
> clk_type and clkid stores different predefined clock identification
> values so they cannot be compared for checking duplicate clock change
> request. Therefore, lets fix it to avoid unexpected results.
Good catch!
>
> Signed-off-by: Aniroop Mathur <a.mathur@xxxxxxxxxxx>
> Signed-off-by: Aniroop Mathur <aniroop.mathur@xxxxxxxxx>
You only need one signoff, which one should I keep? The Samsung one?
> ---
> drivers/input/evdev.c | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
> index 08d4964..0d40f6f 100644
> --- a/drivers/input/evdev.c
> +++ b/drivers/input/evdev.c
> @@ -56,7 +56,7 @@ struct evdev_client {
> struct fasync_struct *fasync;
> struct evdev *evdev;
> struct list_head node;
> - int clk_type;
> + unsigned int clk_type;
> bool revoked;
> unsigned int bufsize;
> struct input_event buffer[];
> @@ -146,9 +146,7 @@ static void evdev_queue_syn_dropped(struct evdev_client *client)
> static int evdev_set_clk_type(struct evdev_client *client, unsigned int clkid)
> {
> unsigned long flags;
> -
> - if (client->clk_type == clkid)
> - return 0;
> + unsigned int prev_clk_type = client->clk_type;
I prefer the other way around: convert to a temp and then compare. I;ll
fix it up on my side.
>
> switch (clkid) {
>
> @@ -165,6 +163,10 @@ static int evdev_set_clk_type(struct evdev_client *client, unsigned int clkid)
> return -EINVAL;
> }
>
> + /* No need to flush if clk_type is same as before */
> + if (client->clk_type == prev_clk_type)
> + return 0;
> +
> /*
> * Flush pending events and queue SYN_DROPPED event,
> * but only if the queue is not empty.
> --
> 2.6.2
>
Thanks.
--
Dmitry
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