crypto: s5p-sss - remove redundant null check

Because clk_disable_unprepare already checked NULL clock
parameter, so the additional checks are unnecessary, just remove them.

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Kamil Konieczny <k.konieczny@samsung.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
index 341433fbcc4a8bdffdfb6ff1ae5340a8c35f88fd..fdcbfd45c884fd182f2400f4346e8075a1b7d69a 100644 (file)
--- a/drivers/crypto/s5p-sss.c
+++ b/drivers/crypto/s5p-sss.c
@@ -2307,8 +2307,7 @@ err_algs:
        tasklet_kill(&pdata->tasklet);
 
 err_irq:
-       if (pdata->pclk)
-               clk_disable_unprepare(pdata->pclk);
+       clk_disable_unprepare(pdata->pclk);
 
 err_clk:
        clk_disable_unprepare(pdata->clk);
@@ -2338,8 +2337,7 @@ static int s5p_aes_remove(struct platform_device *pdev)
                pdata->use_hash = false;
        }
 
-       if (pdata->pclk)
-               clk_disable_unprepare(pdata->pclk);
+       clk_disable_unprepare(pdata->pclk);
 
        clk_disable_unprepare(pdata->clk);
        s5p_dev = NULL;