diff options
| author | Fabien Dessenne <fabien.dessenne@st.com> | 2019-03-08 17:53:46 +0100 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2019-06-29 12:05:06 -0700 |
| commit | fbd7330c9fd8ef00bf231ec7e57b0f05384f462d (patch) | |
| tree | db8cff0db333bb8ab29708a0580fb774a89527bd | |
| parent | d4d98bba3ea58e80b9f500cbd98b38b98e8167f2 (diff) | |
hwspinlock: ignore disabled device
Do not wait for hwspinlock device registration if it is not available
for use.
Acked-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
| -rw-r--r-- | drivers/hwspinlock/hwspinlock_core.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/hwspinlock/hwspinlock_core.c b/drivers/hwspinlock/hwspinlock_core.c index 2bad40d42210..d806307f19c2 100644 --- a/drivers/hwspinlock/hwspinlock_core.c +++ b/drivers/hwspinlock/hwspinlock_core.c @@ -333,6 +333,11 @@ int of_hwspin_lock_get_id(struct device_node *np, int index) if (ret) return ret; + if (!of_device_is_available(args.np)) { + ret = -ENOENT; + goto out; + } + /* Find the hwspinlock device: we need its base_id */ ret = -EPROBE_DEFER; rcu_read_lock(); |