Don't try to return result from a void function (spotted by Sparse)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7017 c046a42c-6fe2-441c-8c8c-71466251a162

hw/bt-hci.c

@@ -564,9 +564,11 @@ static void bt_hci_inquiry_result(struct bt_hci_s *hci,
 
     switch (hci->lm.inquiry_mode) {
     case 0x00:
-        return bt_hci_inquiry_result_standard(hci, slave);
+        bt_hci_inquiry_result_standard(hci, slave);
+        return;
     case 0x01:
-        return bt_hci_inquiry_result_with_rssi(hci, slave);
+        bt_hci_inquiry_result_with_rssi(hci, slave);
+        return;
     default:
         fprintf(stderr, "%s: bad inquiry mode %02x\n", __FUNCTION__,
                         hci->lm.inquiry_mode);
@@ -771,9 +773,11 @@ static void bt_hci_lmp_connection_request(struct bt_link_s *link)
     struct bt_hci_s *hci = hci_from_device(link->slave);
     evt_conn_request params;
 
-    if (hci->conn_req_host)
-        return bt_hci_connection_reject(hci, link->host,
-                        HCI_REJECTED_LIMITED_RESOURCES);
+    if (hci->conn_req_host) {
+        bt_hci_connection_reject(hci, link->host,
+                                 HCI_REJECTED_LIMITED_RESOURCES);
+        return;
+    }
     hci->conn_req_host = link->host;
     /* TODO: if masked and auto-accept, then auto-accept,
      * if masked and not auto-accept, then auto-reject */
@@ -2125,7 +2129,7 @@ static void bt_hci_evt_submit(void *opaque, int len)
     /* TODO: notify upper layer */
     struct bt_hci_s *s = opaque;
 
-    return s->info.evt_recv(s->info.opaque, s->evt_buf, len);
+    s->info.evt_recv(s->info.opaque, s->evt_buf, len);
 }
 
 static int bt_hci_bdaddr_set(struct HCIInfo *info, const uint8_t *bd_addr)
@@ -2141,7 +2145,7 @@ static void bt_hci_destroy(struct bt_device_s *dev)
 {
     struct bt_hci_s *hci = hci_from_device(dev);
 
-    return bt_hci_done(&hci->info);
+    bt_hci_done(&hci->info);
 }
 
 struct HCIInfo *bt_new_hci(struct bt_scatternet_s *net)
@@ -2196,9 +2200,11 @@ static void bt_hci_done(struct HCIInfo *info)
     /* Be gentle and send DISCONNECT to all connected peers and those
      * currently waiting for us to accept or reject a connection request.
      * This frees the links.  */
-    if (hci->conn_req_host)
-        return bt_hci_connection_reject(hci,
-                        hci->conn_req_host, HCI_OE_POWER_OFF);
+    if (hci->conn_req_host) {
+        bt_hci_connection_reject(hci,
+                                 hci->conn_req_host, HCI_OE_POWER_OFF);
+        return;
+    }
 
     for (handle = HCI_HANDLE_OFFSET;
                     handle < (HCI_HANDLE_OFFSET | HCI_HANDLES_MAX); handle ++)

hw/bt-hid.c

@@ -383,7 +383,7 @@ static void bt_hid_control_sdu(void *opaque, const uint8_t *data, int len)
 {
     struct bt_hid_device_s *hid = opaque;
 
-    return bt_hid_control_transaction(hid, data, len);
+    bt_hid_control_transaction(hid, data, len);
 }
 
 static void bt_hid_datain(void *opaque)

hw/fw_cfg.c

@@ -108,7 +108,7 @@ static uint32_t fw_cfg_io_readb(void *opaque, uint32_t addr)
 
 static void fw_cfg_io_writeb(void *opaque, uint32_t addr, uint32_t value)
 {
-    return fw_cfg_write(opaque, (uint8_t)value);
+    fw_cfg_write(opaque, (uint8_t)value);
 }
 
 static void fw_cfg_io_writew(void *opaque, uint32_t addr, uint32_t value)
@@ -124,7 +124,7 @@ static uint32_t fw_cfg_mem_readb(void *opaque, target_phys_addr_t addr)
 static void fw_cfg_mem_writeb(void *opaque, target_phys_addr_t addr,
                               uint32_t value)
 {
-    return fw_cfg_write(opaque, (uint8_t)value);
+    fw_cfg_write(opaque, (uint8_t)value);
 }
 
 static void fw_cfg_mem_writew(void *opaque, target_phys_addr_t addr,

hw/lm832x.c

@@ -519,8 +519,10 @@ void lm832x_key_event(struct i2c_slave *i2c, int key, int state)
     if ((s->status & INT_ERROR) && (s->error & ERR_FIFOOVR))
         return;
 
-    if (s->kbd.len >= sizeof(s->kbd.fifo))
-        return lm_kbd_error(s, ERR_FIFOOVR);
+    if (s->kbd.len >= sizeof(s->kbd.fifo)) {
+        lm_kbd_error(s, ERR_FIFOOVR);
+        return;
+    }
 
     s->kbd.fifo[(s->kbd.start + s->kbd.len ++) & (sizeof(s->kbd.fifo) - 1)] =
             key | (state << 7);

hw/wm8750.c

@@ -706,7 +706,7 @@ void wm8750_dac_commit(void *opaque)
 {
     struct wm8750_s *s = (struct wm8750_s *) opaque;
 
-    return wm8750_out_flush(s);
+    wm8750_out_flush(s);
 }
 
 uint32_t wm8750_adc_dat(void *opaque)