Add valid check for clk->dev, it's useful when get optional clock even when the clk point is valid, but its dev will be NULL.
Signed-off-by: Chunfeng Yun chunfeng.yun@mediatek.com --- drivers/clk/clk-uclass.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c index 2778b504c0..b7e18668cb 100644 --- a/drivers/clk/clk-uclass.c +++ b/drivers/clk/clk-uclass.c @@ -391,7 +391,7 @@ int clk_free(struct clk *clk) const struct clk_ops *ops;
debug("%s(clk=%p)\n", __func__, clk); - if (!clk) + if (!clk_valid(clk)) return 0; ops = clk_dev_ops(clk->dev);
@@ -406,7 +406,7 @@ ulong clk_get_rate(struct clk *clk) const struct clk_ops *ops;
debug("%s(clk=%p)\n", __func__, clk); - if (!clk) + if (!clk_valid(clk)) return 0; ops = clk_dev_ops(clk->dev);
@@ -422,7 +422,7 @@ struct clk *clk_get_parent(struct clk *clk) struct clk *pclk;
debug("%s(clk=%p)\n", __func__, clk); - if (!clk) + if (!clk_valid(clk)) return NULL;
pdev = dev_get_parent(clk->dev); @@ -439,7 +439,7 @@ long long clk_get_parent_rate(struct clk *clk) struct clk *pclk;
debug("%s(clk=%p)\n", __func__, clk); - if (!clk) + if (!clk_valid(clk)) return 0;
pclk = clk_get_parent(clk); @@ -462,7 +462,7 @@ ulong clk_set_rate(struct clk *clk, ulong rate) const struct clk_ops *ops;
debug("%s(clk=%p, rate=%lu)\n", __func__, clk, rate); - if (!clk) + if (!clk_valid(clk)) return 0; ops = clk_dev_ops(clk->dev);
@@ -477,7 +477,7 @@ int clk_set_parent(struct clk *clk, struct clk *parent) const struct clk_ops *ops;
debug("%s(clk=%p, parent=%p)\n", __func__, clk, parent); - if (!clk) + if (!clk_valid(clk)) return 0; ops = clk_dev_ops(clk->dev);
@@ -494,7 +494,7 @@ int clk_enable(struct clk *clk) int ret;
debug("%s(clk=%p)\n", __func__, clk); - if (!clk) + if (!clk_valid(clk)) return 0; ops = clk_dev_ops(clk->dev);
@@ -554,7 +554,7 @@ int clk_disable(struct clk *clk) int ret;
debug("%s(clk=%p)\n", __func__, clk); - if (!clk) + if (!clk_valid(clk)) return 0; ops = clk_dev_ops(clk->dev);