diff options
| -rw-r--r-- | drivers/clk/sunxi/clk_sunxi.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/clk/sunxi/clk_sunxi.c b/drivers/clk/sunxi/clk_sunxi.c index 9a21367a5d0..62e77386be7 100644 --- a/drivers/clk/sunxi/clk_sunxi.c +++ b/drivers/clk/sunxi/clk_sunxi.c @@ -18,6 +18,9 @@ static const struct ccu_clk_gate *priv_to_gate(struct ccu_priv *priv, unsigned long id) { + if (id >= priv->desc->num_gates) + return NULL; + return &priv->desc->gates[id]; } @@ -27,10 +30,10 @@ static int sunxi_set_gate(struct clk *clk, bool on) const struct ccu_clk_gate *gate = priv_to_gate(priv, clk->id); u32 reg; - if ((gate->flags & CCU_CLK_F_DUMMY_GATE)) + if (gate && (gate->flags & CCU_CLK_F_DUMMY_GATE)) return 0; - if (!(gate->flags & CCU_CLK_F_IS_VALID)) { + if (!gate || !(gate->flags & CCU_CLK_F_IS_VALID)) { printf("%s: (CLK#%ld) unhandled\n", __func__, clk->id); return 0; } |