linux-kernel - [PATCH] media: dvb-usb: pctv452e: remove unnecessary (void*) conversions

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Date:   Thu,  4 May 2023 12:48:22 +0800
From:   Su Hui <suhui@...china.com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     Jakub Kicinski <kuba@...nel.org>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org, Su Hui <suhui@...china.com>
Subject: [PATCH] media: dvb-usb: pctv452e: remove unnecessary (void*) conversions

No need cast (void*) to (struct pctv452e_state *).

Signed-off-by: Su Hui <suhui@...china.com>
---
 drivers/media/usb/dvb-usb/pctv452e.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/media/usb/dvb-usb/pctv452e.c b/drivers/media/usb/dvb-usb/pctv452e.c
index da42c989e071..42763c12cf29 100644
--- a/drivers/media/usb/dvb-usb/pctv452e.c
+++ b/drivers/media/usb/dvb-usb/pctv452e.c
@@ -108,7 +108,7 @@ struct pctv452e_state {
 static int tt3650_ci_msg(struct dvb_usb_device *d, u8 cmd, u8 *data,
 			 unsigned int write_len, unsigned int read_len)
 {
-	struct pctv452e_state *state = (struct pctv452e_state *)d->priv;
+	struct pctv452e_state *state = d->priv;
 	u8 *buf;
 	u8 id;
 	unsigned int rlen;
@@ -160,7 +160,7 @@ static int tt3650_ci_msg_locked(struct dvb_ca_en50221 *ca,
 				unsigned int read_len)
 {
 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
-	struct pctv452e_state *state = (struct pctv452e_state *)d->priv;
+	struct pctv452e_state *state = d->priv;
 	int ret;
 
 	mutex_lock(&state->ca_mutex);
@@ -293,7 +293,7 @@ static int tt3650_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
 static int tt3650_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
 {
 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
-	struct pctv452e_state *state = (struct pctv452e_state *)d->priv;
+	struct pctv452e_state *state = d->priv;
 	u8 buf[1];
 	int ret;
 
@@ -361,7 +361,7 @@ static void tt3650_ci_uninit(struct dvb_usb_device *d)
 	if (NULL == d)
 		return;
 
-	state = (struct pctv452e_state *)d->priv;
+	state = d->priv;
 	if (NULL == state)
 		return;
 
@@ -379,7 +379,7 @@ static void tt3650_ci_uninit(struct dvb_usb_device *d)
 static int tt3650_ci_init(struct dvb_usb_adapter *a)
 {
 	struct dvb_usb_device *d = a->dev;
-	struct pctv452e_state *state = (struct pctv452e_state *)d->priv;
+	struct pctv452e_state *state = d->priv;
 	int ret;
 
 	ci_dbg("%s", __func__);
@@ -417,7 +417,7 @@ static int pctv452e_i2c_msg(struct dvb_usb_device *d, u8 addr,
 				const u8 *snd_buf, u8 snd_len,
 				u8 *rcv_buf, u8 rcv_len)
 {
-	struct pctv452e_state *state = (struct pctv452e_state *)d->priv;
+	struct pctv452e_state *state = d->priv;
 	u8 *buf;
 	u8 id;
 	int ret;
@@ -516,7 +516,7 @@ static u32 pctv452e_i2c_func(struct i2c_adapter *adapter)
 
 static int pctv452e_power_ctrl(struct dvb_usb_device *d, int i)
 {
-	struct pctv452e_state *state = (struct pctv452e_state *)d->priv;
+	struct pctv452e_state *state = d->priv;
 	u8 *b0, *rx;
 	int ret;
 
@@ -567,7 +567,7 @@ static int pctv452e_power_ctrl(struct dvb_usb_device *d, int i)
 
 static int pctv452e_rc_query(struct dvb_usb_device *d)
 {
-	struct pctv452e_state *state = (struct pctv452e_state *)d->priv;
+	struct pctv452e_state *state = d->priv;
 	u8 *b, *rx;
 	int ret, i;
 	u8 id;
-- 
2.30.2