diff options
| -rw-r--r-- | drivers/firmware/ti_sci.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c index b47e33e7411f..86b272751c52 100644 --- a/drivers/firmware/ti_sci.c +++ b/drivers/firmware/ti_sci.c @@ -3180,6 +3180,7 @@ devm_ti_sci_get_of_resource(const struct ti_sci_handle *handle, struct device *dev, u32 dev_id, char *of_prop) { struct ti_sci_resource *res; + bool valid_set = false; u32 resource_subtype; int i, ret; @@ -3210,15 +3211,18 @@ devm_ti_sci_get_of_resource(const struct ti_sci_handle *handle, &res->desc[i].start, &res->desc[i].num); if (ret) { - dev_err(dev, "dev = %d subtype %d not allocated for this host\n", + dev_dbg(dev, "dev = %d subtype %d not allocated for this host\n", dev_id, resource_subtype); - return ERR_PTR(ret); + res->desc[i].start = 0; + res->desc[i].num = 0; + continue; } dev_dbg(dev, "dev = %d, subtype = %d, start = %d, num = %d\n", dev_id, resource_subtype, res->desc[i].start, res->desc[i].num); + valid_set = true; res->desc[i].res_map = devm_kzalloc(dev, BITS_TO_LONGS(res->desc[i].num) * sizeof(*res->desc[i].res_map), GFP_KERNEL); @@ -3227,7 +3231,10 @@ devm_ti_sci_get_of_resource(const struct ti_sci_handle *handle, } raw_spin_lock_init(&res->lock); - return res; + if (valid_set) + return res; + + return ERR_PTR(-EINVAL); } static int tisci_reboot_handler(struct notifier_block *nb, unsigned long mode, |