diff options
Diffstat (limited to 'drivers/clk/clk.c')
| -rw-r--r-- | drivers/clk/clk.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 3c02be74fd7..4d562206d62 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -822,6 +822,9 @@ void __clk_unprepare(struct clk *clk) */ void clk_unprepare(struct clk *clk) { + if (IS_ERR_OR_NULL(clk)) + return; + clk_prepare_lock(); __clk_unprepare(clk); clk_prepare_unlock(); @@ -883,9 +886,6 @@ static void __clk_disable(struct clk *clk) if (!clk) return; - if (WARN_ON(IS_ERR(clk))) - return; - if (WARN_ON(clk->enable_count == 0)) return; @@ -914,6 +914,9 @@ void clk_disable(struct clk *clk) { unsigned long flags; + if (IS_ERR_OR_NULL(clk)) + return; + flags = clk_enable_lock(); __clk_disable(clk); clk_enable_unlock(flags); |