linux-kernel - [PATCH net-next 6/7] mwifiex: Remove casts of pointer to same type

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Message-Id: <6acb416fd1434c218ce14f2dd0878e561cc5ff9e.1395692043.git.joe@perches.com>
Date:	Mon, 24 Mar 2014 13:15:39 -0700
From:	Joe Perches <joe@...ches.com>
To:	netdev@...r.kernel.org
Cc:	Bing Zhao <bzhao@...vell.com>,
	"John W. Linville" <linville@...driver.com>,
	linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH net-next 6/7] mwifiex: Remove casts of pointer to same type

Casting a pointer to a pointer of the same type is pointless,
so remove these unnecessary casts.

Done via coccinelle script:

$ cat typecast_2.cocci
@@
type T;
T *foo;
@@

-	(T *)foo
+	foo

Signed-off-by: Joe Perches <joe@...ches.com>
---
 drivers/net/wireless/mwifiex/pcie.c | 6 +++---
 drivers/net/wireless/mwifiex/scan.c | 2 +-
 drivers/net/wireless/mwifiex/tdls.c | 6 +++---
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c
index 9f1683b..c0c598d 100644
--- a/drivers/net/wireless/mwifiex/pcie.c
+++ b/drivers/net/wireless/mwifiex/pcie.c
@@ -1009,7 +1009,7 @@ static int mwifiex_pcie_send_data_complete(struct mwifiex_adapter *adapter)
 		card->tx_buf_list[wrdoneidx] = NULL;
 
 		if (reg->pfu_enabled) {
-			desc2 = (void *)card->txbd_ring[wrdoneidx];
+			desc2 = card->txbd_ring[wrdoneidx];
 			memset(desc2, 0, sizeof(*desc2));
 		} else {
 			desc = card->txbd_ring[wrdoneidx];
@@ -1094,7 +1094,7 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb,
 		card->tx_buf_list[wrindx] = skb;
 
 		if (reg->pfu_enabled) {
-			desc2 = (void *)card->txbd_ring[wrindx];
+			desc2 = card->txbd_ring[wrindx];
 			desc2->paddr = buf_pa;
 			desc2->len = (u16)skb->len;
 			desc2->frag_len = (u16)skb->len;
@@ -1254,7 +1254,7 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter)
 		card->rx_buf_list[rd_index] = skb_tmp;
 
 		if (reg->pfu_enabled) {
-			desc2 = (void *)card->rxbd_ring[rd_index];
+			desc2 = card->rxbd_ring[rd_index];
 			desc2->paddr = buf_pa;
 			desc2->len = skb_tmp->len;
 			desc2->frag_len = skb_tmp->len;
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index f139244..825aeec 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1653,7 +1653,7 @@ mwifiex_parse_single_response_buf(struct mwifiex_private *priv, u8 **bss_info,
 	curr_bcn_bytes -= ETH_ALEN;
 
 	if (!ext_scan) {
-		rssi = (s32) *(u8 *)current_ptr;
+		rssi = (s32) *current_ptr;
 		rssi = (-rssi) * 100;		/* Convert dBm to mBm */
 		current_ptr += sizeof(u8);
 		curr_bcn_bytes -= sizeof(u8);
diff --git a/drivers/net/wireless/mwifiex/tdls.c b/drivers/net/wireless/mwifiex/tdls.c
index 8cec6e4..97662a1 100644
--- a/drivers/net/wireless/mwifiex/tdls.c
+++ b/drivers/net/wireless/mwifiex/tdls.c
@@ -730,13 +730,13 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv,
 
 	if (len < (sizeof(struct ethhdr) + 3))
 		return;
-	if (*(u8 *)(buf + sizeof(struct ethhdr)) != WLAN_TDLS_SNAP_RFTYPE)
+	if (*(buf + sizeof(struct ethhdr)) != WLAN_TDLS_SNAP_RFTYPE)
 		return;
-	if (*(u8 *)(buf + sizeof(struct ethhdr) + 1) != WLAN_CATEGORY_TDLS)
+	if (*(buf + sizeof(struct ethhdr) + 1) != WLAN_CATEGORY_TDLS)
 		return;
 
 	peer = buf + ETH_ALEN;
-	action = *(u8 *)(buf + sizeof(struct ethhdr) + 2);
+	action = *(buf + sizeof(struct ethhdr) + 2);
 
 	/* just handle TDLS setup request/response/confirm */
 	if (action > WLAN_TDLS_SETUP_CONFIRM)
-- 
1.8.1.2.459.gbcd45b4.dirty

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