int clk_set_rate(struct clk *clk, unsigned long rate)
{
+ unsigned long flags;
int ret;
- if (IS_ERR(clk))
+ if (IS_ERR_OR_NULL(clk))
return -EINVAL;
/* We do not default just do a clk->rate = rate as
int clk_set_parent(struct clk *clk, struct clk *parent)
{
+ unsigned long flags;
int ret = 0;
- if (IS_ERR(clk))
+ if (IS_ERR_OR_NULL(clk) || IS_ERR_OR_NULL(parent))
return -EINVAL;
- spin_lock(&clocks_lock);
+ spin_lock_irqsave(&clocks_lock, flags);
if (clk->ops && clk->ops->set_parent)
ret = (clk->ops->set_parent)(clk, parent);