diff options
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/clk.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 5b4ab94193c2..7de3dfdae4b5 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -5264,6 +5264,10 @@ of_clk_get_hw_from_clkspec(struct of_phandle_args *clkspec) if (!clkspec) return ERR_PTR(-EINVAL); + /* Check if node in clkspec is in disabled/fail state */ + if (!of_device_is_available(clkspec->np)) + return ERR_PTR(-ENOENT); + mutex_lock(&of_clk_mutex); list_for_each_entry(provider, &of_clk_providers, link) { if (provider->node == clkspec->np) { |