From: Tapasweni Pathak <tapaswenipathak@gmail.com>
Date: Thu, 30 Oct 2014 11:32:48 +0000 (+0530)
Subject: staging: media: lirc: Remove useless cast on void pointer
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d82e62deb51b50b10736c71f06fa6ac26be3b5a3;p=linux.git

staging: media: lirc: Remove useless cast on void pointer

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

The semantic patch used to find this:

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

(
  *((T *)e)
|
  ((T *)x)[...]
|
  ((T *)x)->f
|
- (T *)
  e
)

Build tested it.

Signed-off-by: Tapasweni Pathak <tapaswenipathak@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/media/lirc/lirc_igorplugusb.c b/drivers/staging/media/lirc/lirc_igorplugusb.c
index 431d1e86ebf99..fd5d3d26b15d9 100644
--- a/drivers/staging/media/lirc/lirc_igorplugusb.c
+++ b/drivers/staging/media/lirc/lirc_igorplugusb.c
@@ -282,7 +282,7 @@ static void send_fragment(struct igorplug *ir, struct lirc_buffer *buf,
 static int igorplugusb_remote_poll(void *data, struct lirc_buffer *buf)
 {
 	int ret;
-	struct igorplug *ir = (struct igorplug *)data;
+	struct igorplug *ir = data;
 
 	if (!ir || !ir->usbdev)  /* Has the device been removed? */
 		return -ENODEV;
diff --git a/drivers/staging/media/lirc/lirc_imon.c b/drivers/staging/media/lirc/lirc_imon.c
index e3b1fa9fd2f46..f98418cd2305d 100644
--- a/drivers/staging/media/lirc/lirc_imon.c
+++ b/drivers/staging/media/lirc/lirc_imon.c
@@ -495,7 +495,7 @@ static int ir_open(void *data)
 	/* prevent races with disconnect */
 	mutex_lock(&driver_lock);
 
-	context = (struct imon_context *)data;
+	context = data;
 
 	/* initial IR protocol decode variables */
 	context->rx.count = 0;
@@ -516,7 +516,7 @@ static void ir_close(void *data)
 {
 	struct imon_context *context;
 
-	context = (struct imon_context *)data;
+	context = data;
 	if (!context) {
 		pr_err("%s: no context for device\n", __func__);
 		return;
diff --git a/drivers/staging/media/lirc/lirc_sasem.c b/drivers/staging/media/lirc/lirc_sasem.c
index 05969fb451ca4..123ddf68b5873 100644
--- a/drivers/staging/media/lirc/lirc_sasem.c
+++ b/drivers/staging/media/lirc/lirc_sasem.c
@@ -488,7 +488,7 @@ static int ir_open(void *data)
 	/* prevent races with disconnect */
 	mutex_lock(&disconnect_lock);
 
-	context = (struct sasem_context *) data;
+	context = data;
 
 	mutex_lock(&context->ctx_lock);
 
@@ -530,7 +530,7 @@ static void ir_close(void *data)
 {
 	struct sasem_context *context;
 
-	context = (struct sasem_context *)data;
+	context = data;
 	if (!context) {
 		pr_err("%s: no context for device\n", __func__);
 		return;