[PATCH 1/6] clk: Handle error pointers in clk_valid()

[Samuel Holland]

Some clk uclass functions, such as devm_clk_get() and clk_get_parent(),
return error pointers. clk_valid() should not consider these pointers
to be valid.

Fixes: 8a1661f20e6c ("drivers: clk: Handle gracefully NULL pointers")
Signed-off-by: Samuel Holland <samuel at sholland.org>
---

 include/clk.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/clk.h b/include/clk.h
index d91285235f7..4acb878ec6d 100644
--- a/include/clk.h
+++ b/include/clk.h
@@ -671,7 +671,7 @@ static inline bool clk_dev_binded(struct clk *clk)
  */
 static inline bool clk_valid(struct clk *clk)
 {
-	return clk && !!clk->dev;
+	return clk && !IS_ERR(clk) && !!clk->dev;
 }
 
 int soc_clk_dump(void);
-- 
2.39.2