Re: [PATCH -next] net: dsa: sja1105: remove set but not used variable 'prev_time'

From: Vladimir Oltean
Date: Fri May 08 2020 - 09:00:54 EST


Hi Samuel,

On Fri, 8 May 2020 at 14:55, Samuel Zou <zou_wei@xxxxxxxxxx> wrote:
>
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/net/dsa/sja1105/sja1105_vl.c:468:6: warning: variable âprev_timeâ set but not used [-Wunused-but-set-variable]
> u32 prev_time = 0;
> ^~~~~~~~~
>
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: Samuel Zou <zou_wei@xxxxxxxxxx>
> ---

Thank you for the patch!

Reviewed-by: Vladimir Oltean <vladimir.oltean@xxxxxxx>
Tested-by: Vladimir Oltean <vladimir.oltean@xxxxxxx>

> drivers/net/dsa/sja1105/sja1105_vl.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/net/dsa/sja1105/sja1105_vl.c b/drivers/net/dsa/sja1105/sja1105_vl.c
> index b52f1af..aa9b0b9 100644
> --- a/drivers/net/dsa/sja1105/sja1105_vl.c
> +++ b/drivers/net/dsa/sja1105/sja1105_vl.c
> @@ -465,7 +465,6 @@ sja1105_gating_cfg_time_to_interval(struct sja1105_gating_config *gating_cfg,
> struct sja1105_gate_entry *last_e;
> struct sja1105_gate_entry *e;
> struct list_head *prev;
> - u32 prev_time = 0;
>
> list_for_each_entry(e, &gating_cfg->entries, list) {
> struct sja1105_gate_entry *p;
> @@ -476,7 +475,6 @@ sja1105_gating_cfg_time_to_interval(struct sja1105_gating_config *gating_cfg,
> continue;
>
> p = list_entry(prev, struct sja1105_gate_entry, list);
> - prev_time = e->interval;
> p->interval = e->interval - p->interval;
> }
> last_e = list_last_entry(&gating_cfg->entries,
> --
> 2.6.2
>