A composite clock is at most composed of a mux, a divider and a gate,
but it may lack one or two of these components. In that case, a NULL
pointer is passed, so we need to deal with this case.
Fixes: 8b0ca7a885ea ("clk: composite: add clk_hw registration functions")
Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
---
drivers/clk/clk-composite.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/clk/clk-composite.c b/drivers/clk/clk-composite.c
index 63056b769647..4ebdd399b44b 100644
--- a/drivers/clk/clk-composite.c
+++ b/drivers/clk/clk-composite.c
@@ -181,9 +181,13 @@ struct clk_hw *clk_hw_register_composite(struct device_d *dev,
unsigned long flags)
{
struct clk *clk;
- mux_hw->clk.ops = mux_ops;
- rate_hw->clk.ops = rate_ops;
- gate_hw->clk.ops = gate_ops;
+
+ if (mux_hw)
+ mux_hw->clk.ops = mux_ops;
+ if (rate_hw)
+ rate_hw->clk.ops = rate_ops;
+ if (gate_hw)
+ gate_hw->clk.ops = gate_ops;
parent_names = memdup_array(parent_names, num_parents);
if (!parent_names)
--
2.30.2
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