Bluetooth: mgmt: improve get_adv_instance_flags() readability
authorFlorian Grandel <fgrandel@gmail.com>
Thu, 18 Jun 2015 01:16:41 +0000 (03:16 +0200)
committerMarcel Holtmann <marcel@holtmann.org>
Thu, 18 Jun 2015 16:11:51 +0000 (18:11 +0200)
Switch if and else conditions to replace a negative statement by a
positive one which makes the condition more readable.

Signed-off-by: Florian Grandel <fgrandel@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
net/bluetooth/mgmt.c

index 05f14c54b7edc6e80ea8da664c58d3d557a515f6..47fa16bffbe2ecd6128483f7aa910dbbcc47b3bd 100644 (file)
@@ -962,26 +962,28 @@ static u32 get_adv_instance_flags(struct hci_dev *hdev, u8 instance)
        u32 flags;
        struct adv_info *adv_instance;
 
-       if (instance != 0x00) {
-               adv_instance = hci_find_adv_instance(hdev, instance);
+       if (instance == 0x00) {
+               /* Instance 0 always manages the "Tx Power" and "Flags"
+                * fields
+                */
+               flags = MGMT_ADV_FLAG_TX_POWER | MGMT_ADV_FLAG_MANAGED_FLAGS;
 
-               /* Return 0 when we got an invalid instance identifier. */
-               if (!adv_instance)
-                       return 0;
+               /* For instance 0, the HCI_ADVERTISING_CONNECTABLE setting
+                * corresponds to the "connectable" instance flag.
+                */
+               if (hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE))
+                       flags |= MGMT_ADV_FLAG_CONNECTABLE;
 
-               return adv_instance->flags;
+               return flags;
        }
 
-       /* Instance 0 always manages the "Tx Power" and "Flags" fields */
-       flags = MGMT_ADV_FLAG_TX_POWER | MGMT_ADV_FLAG_MANAGED_FLAGS;
+       adv_instance = hci_find_adv_instance(hdev, instance);
 
-       /* For instance 0, the HCI_ADVERTISING_CONNECTABLE setting corresponds
-        * to the "connectable" instance flag.
-        */
-       if (hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE))
-               flags |= MGMT_ADV_FLAG_CONNECTABLE;
+       /* Return 0 when we got an invalid instance identifier. */
+       if (!adv_instance)
+               return 0;
 
-       return flags;
+       return adv_instance->flags;
 }
 
 static u8 get_adv_instance_scan_rsp_len(struct hci_dev *hdev, u8 instance)