diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c
index 1d30c11..39a05b0 100644
--- a/drivers/bluetooth/bluecard_cs.c
+++ b/drivers/bluetooth/bluecard_cs.c
@@ -448,7 +448,7 @@
 
 		} else {
 
-			*skb_put(info->rx_skb, 1) = buf[i];
+			*(u8 *)skb_put(info->rx_skb, 1) = buf[i];
 			info->rx_count--;
 
 			if (info->rx_count == 0) {
diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c
index 8165ef2..be2d431 100644
--- a/drivers/bluetooth/bt3c_cs.c
+++ b/drivers/bluetooth/bt3c_cs.c
@@ -282,7 +282,7 @@
 
 			__u8 x = inb(iobase + DATA_L);
 
-			*skb_put(info->rx_skb, 1) = x;
+			*(u8 *)skb_put(info->rx_skb, 1) = x;
 			inb(iobase + DATA_H);
 			info->rx_count--;
 
diff --git a/drivers/bluetooth/btmrvl_main.c b/drivers/bluetooth/btmrvl_main.c
index 24a188ea..8d3d917 100644
--- a/drivers/bluetooth/btmrvl_main.c
+++ b/drivers/bluetooth/btmrvl_main.c
@@ -189,7 +189,7 @@
 		return -ENOMEM;
 	}
 
-	hdr = (struct hci_command_hdr *)skb_put(skb, HCI_COMMAND_HDR_SIZE);
+	hdr = skb_put(skb, HCI_COMMAND_HDR_SIZE);
 	hdr->opcode = cpu_to_le16(opcode);
 	hdr->plen = len;
 
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index 9624b29..80b64e9 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -233,7 +233,7 @@
 
 		} else {
 
-			*skb_put(info->rx_skb, 1) = inb(iobase + UART_RX);
+			*(u8 *)skb_put(info->rx_skb, 1) = inb(iobase + UART_RX);
 			info->rx_count--;
 
 			if (info->rx_count == 0) {
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index c7ea398..ba207c7 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -1836,15 +1836,15 @@
 	if (!skb)
 		return -ENOMEM;
 
-	hdr = (struct hci_event_hdr *)skb_put(skb, sizeof(*hdr));
+	hdr = skb_put(skb, sizeof(*hdr));
 	hdr->evt = HCI_EV_CMD_COMPLETE;
 	hdr->plen = sizeof(*evt) + 1;
 
-	evt = (struct hci_ev_cmd_complete *)skb_put(skb, sizeof(*evt));
+	evt = skb_put(skb, sizeof(*evt));
 	evt->ncmd = 0x01;
 	evt->opcode = cpu_to_le16(opcode);
 
-	*skb_put(skb, 1) = 0x00;
+	*(u8 *)skb_put(skb, 1) = 0x00;
 
 	hci_skb_pkt_type(skb) = HCI_EVENT_PKT;
 
@@ -2767,8 +2767,8 @@
 		return ERR_PTR(-ENOMEM);
 	}
 
-	*skb_put(skb, 1) = 0xf0;
-	*skb_put(skb, 1) = enable;
+	*(u8 *)skb_put(skb, 1) = 0xf0;
+	*(u8 *)skb_put(skb, 1) = enable;
 
 	pipe = usb_sndbulkpipe(data->udev, data->diag_tx_ep->bEndpointAddress);
 
diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c
index 6317c6f..6c5a3aa 100644
--- a/drivers/bluetooth/dtl1_cs.c
+++ b/drivers/bluetooth/dtl1_cs.c
@@ -226,7 +226,7 @@
 			}
 		}
 
-		*skb_put(info->rx_skb, 1) = inb(iobase + UART_RX);
+		*(u8 *)skb_put(info->rx_skb, 1) = inb(iobase + UART_RX);
 		nsh = (struct nsh *)info->rx_skb->data;
 
 		info->rx_count--;
@@ -414,7 +414,7 @@
 	skb_reserve(s, NSHL);
 	skb_copy_from_linear_data(skb, skb_put(s, skb->len), skb->len);
 	if (skb->len & 0x0001)
-		*skb_put(s, 1) = 0;	/* PAD */
+		*(u8 *)skb_put(s, 1) = 0;	/* PAD */
 
 	/* Prepend skb with Nokia frame header and queue */
 	memcpy(skb_push(s, NSHL), &nsh, NSHL);
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index e2096c7..c1c4048 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -262,9 +262,9 @@
 	if (!skb)
 		return -ENOMEM;
 
-	*skb_put(skb, 1) = BCM_LM_DIAG_PKT;
-	*skb_put(skb, 1) = 0xf0;
-	*skb_put(skb, 1) = enable;
+	*(u8 *)skb_put(skb, 1) = BCM_LM_DIAG_PKT;
+	*(u8 *)skb_put(skb, 1) = 0xf0;
+	*(u8 *)skb_put(skb, 1) = enable;
 
 	skb_queue_tail(&bcm->txq, skb);
 	hci_uart_tx_wakeup(hu);
diff --git a/drivers/bluetooth/hci_intel.c b/drivers/bluetooth/hci_intel.c
index 16e7285..ee97c46 100644
--- a/drivers/bluetooth/hci_intel.c
+++ b/drivers/bluetooth/hci_intel.c
@@ -462,15 +462,15 @@
 	if (!skb)
 		return -ENOMEM;
 
-	hdr = (struct hci_event_hdr *)skb_put(skb, sizeof(*hdr));
+	hdr = skb_put(skb, sizeof(*hdr));
 	hdr->evt = HCI_EV_CMD_COMPLETE;
 	hdr->plen = sizeof(*evt) + 1;
 
-	evt = (struct hci_ev_cmd_complete *)skb_put(skb, sizeof(*evt));
+	evt = skb_put(skb, sizeof(*evt));
 	evt->ncmd = 0x01;
 	evt->opcode = cpu_to_le16(opcode);
 
-	*skb_put(skb, 1) = 0x00;
+	*(u8 *)skb_put(skb, 1) = 0x00;
 
 	hci_skb_pkt_type(skb) = HCI_EVENT_PKT;
 
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index cc2fa78..c982943 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -120,7 +120,7 @@
 	}
 
 	/* prepare packet */
-	hcill_packet = (struct hcill_cmd *) skb_put(skb, 1);
+	hcill_packet = skb_put(skb, 1);
 	hcill_packet->cmd = cmd;
 
 	/* send packet */
diff --git a/drivers/bluetooth/hci_nokia.c b/drivers/bluetooth/hci_nokia.c
index a7d687d8..c1b0817 100644
--- a/drivers/bluetooth/hci_nokia.c
+++ b/drivers/bluetooth/hci_nokia.c
@@ -246,9 +246,9 @@
 	hci_skb_pkt_type(skb) = HCI_NOKIA_ALIVE_PKT;
 	memset(skb->data, 0x00, len);
 
-	hdr = (struct hci_nokia_alive_hdr *)skb_put(skb, sizeof(*hdr));
+	hdr = skb_put(skb, sizeof(*hdr));
 	hdr->dlen = sizeof(*pkt);
-	pkt = (struct hci_nokia_alive_pkt *)skb_put(skb, sizeof(*pkt));
+	pkt = skb_put(skb, sizeof(*pkt));
 	pkt->mid = NOKIA_ALIVE_REQ;
 
 	nokia_enqueue(hu, skb);
@@ -285,10 +285,10 @@
 
 	hci_skb_pkt_type(skb) = HCI_NOKIA_NEG_PKT;
 
-	neg_hdr = (struct hci_nokia_neg_hdr *)skb_put(skb, sizeof(*neg_hdr));
+	neg_hdr = skb_put(skb, sizeof(*neg_hdr));
 	neg_hdr->dlen = sizeof(*neg_cmd);
 
-	neg_cmd = (struct hci_nokia_neg_cmd *)skb_put(skb, sizeof(*neg_cmd));
+	neg_cmd = skb_put(skb, sizeof(*neg_cmd));
 	neg_cmd->ack = NOKIA_NEG_REQ;
 	neg_cmd->baud = cpu_to_le16(baud);
 	neg_cmd->unused1 = 0x0000;
@@ -532,7 +532,7 @@
 		err = skb_pad(skb, 1);
 		if (err)
 			return err;
-		*skb_put(skb, 1) = 0x00;
+		*(u8 *)skb_put(skb, 1) = 0x00;
 	}
 
 	skb_queue_tail(&btdev->txq, skb);
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index b55f013..e2c8851 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -215,7 +215,7 @@
 	}
 
 	/* Assign HCI_IBS type */
-	*skb_put(skb, 1) = cmd;
+	*(u8 *)skb_put(skb, 1) = cmd;
 
 	skb_queue_tail(&qca->txq, skb);
 
diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index 233e850..1ef9c42 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -146,8 +146,8 @@
 
 	hci_skb_pkt_type(skb) = HCI_VENDOR_PKT;
 
-	*skb_put(skb, 1) = 0xff;
-	*skb_put(skb, 1) = opcode;
+	*(u8 *)skb_put(skb, 1) = 0xff;
+	*(u8 *)skb_put(skb, 1) = opcode;
 	put_unaligned_le16(hdev->id, skb_put(skb, 2));
 	skb_queue_tail(&data->readq, skb);