* [PATCH -next] memstick: remove set but not used variable 'data'
@ 2019-04-11 2:59 YueHaibing
2019-04-11 11:01 ` Ulf Hansson
0 siblings, 1 reply; 3+ messages in thread
From: YueHaibing @ 2019-04-11 2:59 UTC (permalink / raw)
To: Will Deacon, ulf.hansson, axboe, osandov, hare
Cc: YueHaibing, linux-kernel, kernel-janitors
Fixes gcc '-Wunused-but-set-variable' warning:
drivers/memstick/host/jmb38x_ms.c: In function 'jmb38x_ms_issue_cmd':
drivers/memstick/host/jmb38x_ms.c:371:17: warning:
variable 'data' set but not used [-Wunused-but-set-variable]
It's never used since introduction and can be removed.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
drivers/memstick/host/jmb38x_ms.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/memstick/host/jmb38x_ms.c b/drivers/memstick/host/jmb38x_ms.c
index e3a5af65dbce..acec09813419 100644
--- a/drivers/memstick/host/jmb38x_ms.c
+++ b/drivers/memstick/host/jmb38x_ms.c
@@ -368,7 +368,6 @@ static int jmb38x_ms_transfer_data(struct jmb38x_ms_host *host)
static int jmb38x_ms_issue_cmd(struct memstick_host *msh)
{
struct jmb38x_ms_host *host = memstick_priv(msh);
- unsigned char *data;
unsigned int data_len, cmd, t_val;
if (!(STATUS_HAS_MEDIA & readl(host->addr + STATUS))) {
@@ -400,8 +399,6 @@ static int jmb38x_ms_issue_cmd(struct memstick_host *msh)
cmd |= TPC_WAIT_INT;
}
- data = host->req->data;
-
if (!no_dma)
host->cmd_flags |= DMA_DATA;
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH -next] memstick: remove set but not used variable 'data'
2019-04-11 2:59 [PATCH -next] memstick: remove set but not used variable 'data' YueHaibing
@ 2019-04-11 11:01 ` Ulf Hansson
2019-04-11 12:23 ` YueHaibing
0 siblings, 1 reply; 3+ messages in thread
From: Ulf Hansson @ 2019-04-11 11:01 UTC (permalink / raw)
To: YueHaibing
Cc: Will Deacon, Jens Axboe, Omar Sandoval, Hannes Reinecke,
Linux Kernel Mailing List, kernel-janitors
On Thu, 11 Apr 2019 at 04:48, YueHaibing <yuehaibing@huawei.com> wrote:
>
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/memstick/host/jmb38x_ms.c: In function 'jmb38x_ms_issue_cmd':
> drivers/memstick/host/jmb38x_ms.c:371:17: warning:
> variable 'data' set but not used [-Wunused-but-set-variable]
>
> It's never used since introduction and can be removed.
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Applied for next (to my mmc tree), thanks!
Next time, please post to linux-mmc as well.
Kind regards
Uffe
> ---
> drivers/memstick/host/jmb38x_ms.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/drivers/memstick/host/jmb38x_ms.c b/drivers/memstick/host/jmb38x_ms.c
> index e3a5af65dbce..acec09813419 100644
> --- a/drivers/memstick/host/jmb38x_ms.c
> +++ b/drivers/memstick/host/jmb38x_ms.c
> @@ -368,7 +368,6 @@ static int jmb38x_ms_transfer_data(struct jmb38x_ms_host *host)
> static int jmb38x_ms_issue_cmd(struct memstick_host *msh)
> {
> struct jmb38x_ms_host *host = memstick_priv(msh);
> - unsigned char *data;
> unsigned int data_len, cmd, t_val;
>
> if (!(STATUS_HAS_MEDIA & readl(host->addr + STATUS))) {
> @@ -400,8 +399,6 @@ static int jmb38x_ms_issue_cmd(struct memstick_host *msh)
> cmd |= TPC_WAIT_INT;
> }
>
> - data = host->req->data;
> -
> if (!no_dma)
> host->cmd_flags |= DMA_DATA;
>
>
>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH -next] memstick: remove set but not used variable 'data'
2019-04-11 11:01 ` Ulf Hansson
@ 2019-04-11 12:23 ` YueHaibing
0 siblings, 0 replies; 3+ messages in thread
From: YueHaibing @ 2019-04-11 12:23 UTC (permalink / raw)
To: Ulf Hansson
Cc: Will Deacon, Jens Axboe, Omar Sandoval, Hannes Reinecke,
Linux Kernel Mailing List, kernel-janitors
On 2019/4/11 19:01, Ulf Hansson wrote:
> On Thu, 11 Apr 2019 at 04:48, YueHaibing <yuehaibing@huawei.com> wrote:
>>
>> Fixes gcc '-Wunused-but-set-variable' warning:
>>
>> drivers/memstick/host/jmb38x_ms.c: In function 'jmb38x_ms_issue_cmd':
>> drivers/memstick/host/jmb38x_ms.c:371:17: warning:
>> variable 'data' set but not used [-Wunused-but-set-variable]
>>
>> It's never used since introduction and can be removed.
>> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
>
> Applied for next (to my mmc tree), thanks!
>
> Next time, please post to linux-mmc as well.
Ok, Thanks!
>
> Kind regards
> Uffe
>
>
>> ---
>> drivers/memstick/host/jmb38x_ms.c | 3 ---
>> 1 file changed, 3 deletions(-)
>>
>> diff --git a/drivers/memstick/host/jmb38x_ms.c b/drivers/memstick/host/jmb38x_ms.c
>> index e3a5af65dbce..acec09813419 100644
>> --- a/drivers/memstick/host/jmb38x_ms.c
>> +++ b/drivers/memstick/host/jmb38x_ms.c
>> @@ -368,7 +368,6 @@ static int jmb38x_ms_transfer_data(struct jmb38x_ms_host *host)
>> static int jmb38x_ms_issue_cmd(struct memstick_host *msh)
>> {
>> struct jmb38x_ms_host *host = memstick_priv(msh);
>> - unsigned char *data;
>> unsigned int data_len, cmd, t_val;
>>
>> if (!(STATUS_HAS_MEDIA & readl(host->addr + STATUS))) {
>> @@ -400,8 +399,6 @@ static int jmb38x_ms_issue_cmd(struct memstick_host *msh)
>> cmd |= TPC_WAIT_INT;
>> }
>>
>> - data = host->req->data;
>> -
>> if (!no_dma)
>> host->cmd_flags |= DMA_DATA;
>>
>>
>>
>
> .
>
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2019-04-11 12:23 UTC | newest]
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2019-04-11 2:59 [PATCH -next] memstick: remove set but not used variable 'data' YueHaibing
2019-04-11 11:01 ` Ulf Hansson
2019-04-11 12:23 ` YueHaibing
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