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-rw-r--r--drivers/i2c/i2c-core.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 8e07e3be4880..1a91b5173104 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -1684,13 +1684,12 @@ out_list:
*/
static int __i2c_add_numbered_adapter(struct i2c_adapter *adap)
{
- int id;
+ int id;
mutex_lock(&core_lock);
- id = idr_alloc(&i2c_adapter_idr, adap, adap->nr, adap->nr + 1,
- GFP_KERNEL);
+ id = idr_alloc(&i2c_adapter_idr, adap, adap->nr, adap->nr + 1, GFP_KERNEL);
mutex_unlock(&core_lock);
- if (id < 0)
+ if (WARN(id < 0, "couldn't get idr"))
return id == -ENOSPC ? -EBUSY : id;
return i2c_register_adapter(adap);
@@ -1727,7 +1726,7 @@ int i2c_add_adapter(struct i2c_adapter *adapter)
id = idr_alloc(&i2c_adapter_idr, adapter,
__i2c_first_dynamic_bus_num, 0, GFP_KERNEL);
mutex_unlock(&core_lock);
- if (id < 0)
+ if (WARN(id < 0, "couldn't get idr"))
return id;
adapter->nr = id;