Re: [PATCH net-next v2 03/10] net: ppp: Remove unnecessary (void*) conversions

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On 2023/7/14 17:07, Guillaume Nault wrote:
On Mon, Jul 10, 2023 at 02:40:27PM +0800, Su Hui wrote:
From: wuych <yunchuan@xxxxxxxxxxxx>

Pointer variables of void * type do not require type cast.

Signed-off-by: wuych <yunchuan@xxxxxxxxxxxx>
---
  drivers/net/ppp/pppoe.c | 4 ++--
  drivers/net/ppp/pptp.c  | 4 ++--
  2 files changed, 4 insertions(+), 4 deletions(-)
Reviewed-by: Guillaume Nault <gnault@xxxxxxxxxx>

While there, you might want to also remove the useless casts in
net/l2tp/l2tp_ppp.c and net/atm/pppoatm.c.

Hi,

Thanks four your reminder! There are about 20 useless casts in net.
I will remove all of them.

Wu Yunchuan

diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c
index 3b79c603b936..ba8b6bd8233c 100644
--- a/drivers/net/ppp/pppoe.c
+++ b/drivers/net/ppp/pppoe.c
@@ -968,7 +968,7 @@ static int __pppoe_xmit(struct sock *sk, struct sk_buff *skb)
   ***********************************************************************/
  static int pppoe_xmit(struct ppp_channel *chan, struct sk_buff *skb)
  {
-	struct sock *sk = (struct sock *)chan->private;
+	struct sock *sk = chan->private;
  	return __pppoe_xmit(sk, skb);
  }
@@ -976,7 +976,7 @@ static int pppoe_fill_forward_path(struct net_device_path_ctx *ctx,
  				   struct net_device_path *path,
  				   const struct ppp_channel *chan)
  {
-	struct sock *sk = (struct sock *)chan->private;
+	struct sock *sk = chan->private;
  	struct pppox_sock *po = pppox_sk(sk);
  	struct net_device *dev = po->pppoe_dev;
diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c
index 32183f24e63f..6b3d3df99549 100644
--- a/drivers/net/ppp/pptp.c
+++ b/drivers/net/ppp/pptp.c
@@ -148,7 +148,7 @@ static struct rtable *pptp_route_output(struct pppox_sock *po,
static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
  {
-	struct sock *sk = (struct sock *) chan->private;
+	struct sock *sk = chan->private;
  	struct pppox_sock *po = pppox_sk(sk);
  	struct net *net = sock_net(sk);
  	struct pptp_opt *opt = &po->proto.pptp;
@@ -575,7 +575,7 @@ static int pptp_create(struct net *net, struct socket *sock, int kern)
  static int pptp_ppp_ioctl(struct ppp_channel *chan, unsigned int cmd,
  	unsigned long arg)
  {
-	struct sock *sk = (struct sock *) chan->private;
+	struct sock *sk = chan->private;
  	struct pppox_sock *po = pppox_sk(sk);
  	struct pptp_opt *opt = &po->proto.pptp;
  	void __user *argp = (void __user *)arg;
--
2.30.2





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