Staging: Drop memory allocation cast

Drop cast on the result of kmalloc and similar functions.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
type T;
@@

- (T *)
  (\(kmalloc\|kzalloc\|kcalloc\|kmem_cache_alloc\|kmem_cache_zalloc\|
   kmem_cache_alloc_node\|kmalloc_node\|kzalloc_node\)(...))
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

4 files changed, 11 insertions, 10 deletions

diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_module.c
index b752017a4d18..1111002bad9f 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_module.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_module.c
@@ -161,7 +161,7 @@ struct net_device *alloc_ieee80211(int sizeof_priv)
 
 	ieee80211_softmac_init(ieee);
 
-	ieee->pHTInfo = (RT_HIGH_THROUGHPUT*)kzalloc(sizeof(RT_HIGH_THROUGHPUT), GFP_KERNEL);
+	ieee->pHTInfo = kzalloc(sizeof(RT_HIGH_THROUGHPUT), GFP_KERNEL);
 	if (ieee->pHTInfo == NULL)
 	{
 		IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't alloc memory for HTInfo\n");
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
index 7e9b367594a0..192123fbec7f 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
@@ -1302,7 +1302,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
 	/* skb: hdr + (possible reassembled) full plaintext payload */
 	payload = skb->data + hdrlen;
 	//ethertype = (payload[6] << 8) | payload[7];
-	rxb = (struct ieee80211_rxb*)kmalloc(sizeof(struct ieee80211_rxb),GFP_ATOMIC);
+	rxb = kmalloc(sizeof(struct ieee80211_rxb), GFP_ATOMIC);
 	if(rxb == NULL)
 	{
 		IEEE80211_DEBUG(IEEE80211_DL_ERR,"%s(): kmalloc rxb error\n",__FUNCTION__);
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
index e5e583ed1196..6c6bf9f6e78a 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
@@ -1579,7 +1579,7 @@ static inline u16 auth_parse(struct sk_buff *skb, u8** challenge, int *chlen)
 
 		if(*(t++) == MFIE_TYPE_CHALLENGE){
 			*chlen = *(t++);
-			*challenge = (u8*)kmalloc(*chlen, GFP_ATOMIC);
+			*challenge = kmalloc(*chlen, GFP_ATOMIC);
 			if (!*challenge)
 				return -ENOMEM;
 			memcpy(*challenge, t, *chlen);
@@ -3077,8 +3077,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
 
 		ieee80211_crypt_delayed_deinit(ieee, crypt);
 
-		new_crypt = (struct ieee80211_crypt_data *)
-			kmalloc(sizeof(*new_crypt), GFP_KERNEL);
+		new_crypt = kmalloc(sizeof(*new_crypt), GFP_KERNEL);
 		if (new_crypt == NULL) {
 			ret = -ENOMEM;
 			goto done;
@@ -3210,7 +3209,7 @@ int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_poin
 		goto out;
 	}
 
-	param = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL);
+	param = kmalloc(p->length, GFP_KERNEL);
 	if (param == NULL){
 		ret = -ENOMEM;
 		goto out;
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index 68ebb0256771..cbbc7d32fcf3 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -2216,7 +2216,8 @@ short rtl8192_usb_initendpoints(struct net_device *dev)
 {
 	struct r8192_priv *priv = ieee80211_priv(dev);
 
-	priv->rx_urb = (struct urb**) kmalloc (sizeof(struct urb*) * (MAX_RX_URB+1), GFP_KERNEL);
+	priv->rx_urb = kmalloc(sizeof(struct urb *) * (MAX_RX_URB+1),
+				GFP_KERNEL);
 
 #ifndef JACKSON_NEW_RX
 	for(i=0;i<(MAX_RX_URB+1);i++){
@@ -2250,7 +2251,8 @@ short rtl8192_usb_initendpoints(struct net_device *dev)
 #endif
 
 	memset(priv->rx_urb, 0, sizeof(struct urb*) * MAX_RX_URB);
-	priv->pp_rxskb = (struct sk_buff **)kmalloc(sizeof(struct sk_buff *) * MAX_RX_URB, GFP_KERNEL);
+	priv->pp_rxskb = kmalloc(sizeof(struct sk_buff *) * MAX_RX_URB,
+				 GFP_KERNEL);
 	if (priv->pp_rxskb == NULL)
 		goto destroy;
 
@@ -2839,7 +2841,7 @@ static void rtl8192_init_priv_variable(struct net_device* dev)
 		(priv->EarlyRxThreshold == 7 ? RCR_ONLYERLPKT:0);
 
 	priv->AcmControl = 0;
-	priv->pFirmware = (rt_firmware*)kmalloc(sizeof(rt_firmware), GFP_KERNEL);
+	priv->pFirmware = kmalloc(sizeof(rt_firmware), GFP_KERNEL);
 	if (priv->pFirmware)
 	memset(priv->pFirmware, 0, sizeof(rt_firmware));
 
@@ -4415,7 +4417,7 @@ int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 	     goto out;
 	}
 
-     ipw = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL);
+     ipw = kmalloc(p->length, GFP_KERNEL);
      if (ipw == NULL){
 	     ret = -ENOMEM;
 	     goto out;