clk: prima2: fix return value check in sirfsoc_of_clk_init()

In case of error, the function clk_get() returns ERR_PTR()
not NULL. The NULL test in the return value check should
be replaced with IS_ERR().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Barry Song <21cnbao@gmail.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
[mturquette@linaro.org: added missing parenthesis to fix compile break]

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/clk/clk-prima2.c b/drivers/clk/clk-prima2.c
index f8e9d0c27be2..643ca653fef0 100644
--- a/drivers/clk/clk-prima2.c
+++ b/drivers/clk/clk-prima2.c
@@ -1113,7 +1113,7 @@ void __init sirfsoc_of_clk_init(void)
 
         for (i = pll1; i < maxclk; i++) {
                 prima2_clks[i] = clk_register(NULL, prima2_clk_hw_array[i]);
-                BUG_ON(!prima2_clks[i]);
+                BUG_ON(IS_ERR(prima2_clks[i]));
         }
         clk_register_clkdev(prima2_clks[cpu], NULL, "cpu");
         clk_register_clkdev(prima2_clks[io],  NULL, "io");