clocksource/drivers/sp804: Correct clk_get_rate handle

clk_get_rate won't return negative value, correct clk_get_rate handle.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20201029123317.90286-4-wangkefeng.wang@huawei.com

diff --git a/drivers/clocksource/timer-sp804.c b/drivers/clocksource/timer-sp804.c
index d74788b..fcce839 100644 (file)
--- a/drivers/clocksource/timer-sp804.c
+++ b/drivers/clocksource/timer-sp804.c
@@ -58,7 +58,6 @@ static struct sp804_clkevt sp804_clkevt[NR_TIMERS];
 
 static long __init sp804_get_clock_rate(struct clk *clk, const char *name)
 {
-       long rate;
        int err;
 
        if (!clk)
@@ -75,14 +74,7 @@ static long __init sp804_get_clock_rate(struct clk *clk, const char *name)
                return err;
        }
 
-       rate = clk_get_rate(clk);
-       if (rate < 0) {
-               pr_err("sp804: clock failed to get rate: %ld\n", rate);
-               clk_disable_unprepare(clk);
-               clk_put(clk);
-       }
-
-       return rate;
+       return clk_get_rate(clk);
 }
 
 static struct sp804_clkevt * __init sp804_clkevt_get(void __iomem *base)