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SubjectRe: [PATCH] clk: socfpga: remove set but not used variable 'rc'
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On 2021/05/14 23:11, Dinh Nguyen wrote:
>
>
> On 5/14/21 1:22 AM, Yu Kuai wrote:
>> Fixes gcc '-Wunused-but-set-variable' warning:
>>
>> drivers/clk/socfpga/clk-pll.c:83:6: warning: variable ‘rc’ set but
>> not used [-Wunused-but-set-variable]
>>
>> The returned value of of_clk_add_provider() is never used, and so
>> can be removed.
>>
>> Fixes: 97259e99bdc9 ("clk: socfpga: split clk code")
>> Signed-off-by: Yu Kuai <yukuai3@huawei.com>
>> ---
>>   drivers/clk/socfpga/clk-pll.c | 3 +--
>>   1 file changed, 1 insertion(+), 2 deletions(-)
>>
>> diff --git a/drivers/clk/socfpga/clk-pll.c
>> b/drivers/clk/socfpga/clk-pll.c
>> index dcb573d44034..127cc849c5ee 100644
>> --- a/drivers/clk/socfpga/clk-pll.c
>> +++ b/drivers/clk/socfpga/clk-pll.c
>> @@ -80,7 +80,6 @@ static __init struct clk_hw
>> *__socfpga_pll_init(struct device_node *node,
>>       const char *parent_name[SOCFPGA_MAX_PARENTS];
>>       struct clk_init_data init;
>>       struct device_node *clkmgr_np;
>> -    int rc;
>>       int err;
>>       of_property_read_u32(node, "reg", &reg);
>> @@ -114,7 +113,7 @@ static __init struct clk_hw
>> *__socfpga_pll_init(struct device_node *node,
>>           kfree(pll_clk);
>>           return ERR_PTR(err);
>>       }
>> -    rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
>> +    of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
>>       return hw_clk;
>>   }
>>
>
> Acked-by: Dinh Nguyen <dinguyen@kernel.org>
> .
>

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