Staging: gdm724x: Remove unnecessary cast on void pointer

void pointers do not need to be cast to other pointer types.

Semantic patch:

@r@
expression x;
void* e;
type T;
identifier f;
@@

(
  *((T *)e)
|
  ((T *)x)[...]
|
  ((T *)x)->f
|
- (T *)
  e
)
Signed-off-by: NShraddha Barke <shraddha.6596@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/gdm724x/gdm_lte.c

@@ -377,11 +377,11 @@ static s32 gdm_lte_tx_nic_type(struct net_device *dev, struct sk_buff *skb)
 		break;
 	case ETH_P_IP:
 		nic_type |= NIC_TYPE_F_IPV4;
-		ip = (struct iphdr *)network_data;
+		ip = network_data;
 
 		/* Check DHCPv4 */
 		if (ip->protocol == IPPROTO_UDP) {
-			struct udphdr *udp = (struct udphdr *)
+			struct udphdr *udp =
 					(network_data + sizeof(struct iphdr));
 			if (ntohs(udp->dest) == 67 || ntohs(udp->dest) == 68)
 				nic_type |= NIC_TYPE_F_DHCP;
@@ -389,15 +389,15 @@ static s32 gdm_lte_tx_nic_type(struct net_device *dev, struct sk_buff *skb)
 		break;
 	case ETH_P_IPV6:
 		nic_type |= NIC_TYPE_F_IPV6;
-		ipv6 = (struct ipv6hdr *)network_data;
+		ipv6 = network_data;
 
 		if (ipv6->nexthdr == IPPROTO_ICMPV6) /* Check NDP request */ {
-			struct icmp6hdr *icmp6 = (struct icmp6hdr *)
+			struct icmp6hdr *icmp6 =
 					(network_data + sizeof(struct ipv6hdr));
 			if (icmp6->icmp6_type == NDISC_NEIGHBOUR_SOLICITATION)
 				nic_type |= NIC_TYPE_ICMPV6;
 		} else if (ipv6->nexthdr == IPPROTO_UDP) /* Check DHCPv6 */ {
-			struct udphdr *udp = (struct udphdr *)
+			struct udphdr *udp =
 					(network_data + sizeof(struct ipv6hdr));
 			if (ntohs(udp->dest) == 546 || ntohs(udp->dest) == 547)
 				nic_type |= NIC_TYPE_F_DHCP;
@@ -814,9 +814,9 @@ static int gdm_lte_receive_pkt(struct phy_dev *phy_dev, char *buf, int len)
 
 static int rx_complete(void *arg, void *data, int len, int context)
 {
-	struct phy_dev *phy_dev = (struct phy_dev *)arg;
+	struct phy_dev *phy_dev = arg;
 
-	return gdm_lte_receive_pkt(phy_dev, (char *)data, len);
+	return gdm_lte_receive_pkt(phy_dev, data, len);
 }
 
 void start_rx_proc(struct phy_dev *phy_dev)

drivers/staging/gdm724x/gdm_mux.c

@@ -153,7 +153,7 @@ static void put_rx_struct(struct rx_cxt *rx, struct mux_rx *r)
 
 static int up_to_host(struct mux_rx *r)
 {
-	struct mux_dev *mux_dev = (struct mux_dev *)r->mux_dev;
+	struct mux_dev *mux_dev = r->mux_dev;
 	struct mux_pkt_header *mux_header;
 	unsigned int start_flag;
 	unsigned int payload_size;
@@ -262,7 +262,7 @@ static void remove_rx_submit_list(struct mux_rx *r, struct rx_cxt *rx)
 static void gdm_mux_rcv_complete(struct urb *urb)
 {
 	struct mux_rx *r = urb->context;
-	struct mux_dev *mux_dev = (struct mux_dev *)r->mux_dev;
+	struct mux_dev *mux_dev = r->mux_dev;
 	struct rx_cxt *rx = &mux_dev->rx;
 	unsigned long flags;
 

drivers/staging/gdm724x/gdm_tty.c

@@ -167,7 +167,7 @@ static int gdm_tty_recv_complete(void *data,
 
 static void gdm_tty_send_complete(void *arg)
 {
-	struct gdm *gdm = (struct gdm *)arg;
+	struct gdm *gdm = arg;
 
 	if (!GDM_TTY_READY(gdm))
 		return;

drivers/staging/gdm724x/gdm_usb.c

@@ -367,7 +367,7 @@ static int init_usb(struct lte_udev *udev)
 
 static int set_mac_address(u8 *data, void *arg)
 {
-	struct phy_dev *phy_dev = (struct phy_dev *)arg;
+	struct phy_dev *phy_dev = arg;
 	struct lte_udev *udev = phy_dev->priv_dev;
 	struct tlv *tlv = (struct tlv *)data;
 	u8 mac_address[ETH_ALEN] = {0, };
@@ -410,8 +410,8 @@ static void do_rx(struct work_struct *work)
 		list_del(&r->to_host_list);
 		spin_unlock_irqrestore(&rx->to_host_lock, flags);
 
-		phy_dev = (struct phy_dev *)r->cb_data;
-		udev = (struct lte_udev *)phy_dev->priv_dev;
+		phy_dev = r->cb_data;
+		udev = phy_dev->priv_dev;
 		hci = (struct hci_packet *)r->buf;
 		cmd_evt = gdm_dev16_to_cpu(&udev->gdm_ed, hci->cmd_evt);