linux-kernel - [PATCH 21/30] oss: Remove unneeded vmalloc() return value casts in OSS

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Date:	Fri, 24 Aug 2007 02:18:26 +0200
From:	Jesper Juhl <jesper.juhl@...il.com>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Cc:	Takashi Iwai <tiwai@...e.de>,
	Hannu Savolainen <hannu@...nsound.com>,
	Jesper Juhl <jesper.juhl@...il.com>
Subject: [PATCH 21/30] oss: Remove unneeded vmalloc() return value casts in OSS

vmalloc() returns a void pointer that we don't need to cast.
This patch should clean this up in sound/oss/.

Signed-off-by: Jesper Juhl <jesper.juhl@...il.com>
---
 sound/oss/midibuf.c   |    4 ++--
 sound/oss/pss.c       |    6 +++---
 sound/oss/sequencer.c |    4 ++--
 sound/oss/sscape.c    |    2 +-
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/sound/oss/midibuf.c b/sound/oss/midibuf.c
index a40be0c..66f8a7f 100644
--- a/sound/oss/midibuf.c
+++ b/sound/oss/midibuf.c
@@ -177,7 +177,7 @@ int MIDIbuf_open(int dev, struct file *file)
 		return err;
 
 	parms[dev].prech_timeout = MAX_SCHEDULE_TIMEOUT;
-	midi_in_buf[dev] = (struct midi_buf *) vmalloc(sizeof(struct midi_buf));
+	midi_in_buf[dev] = vmalloc(sizeof(struct midi_buf));
 
 	if (midi_in_buf[dev] == NULL)
 	{
@@ -187,7 +187,7 @@ int MIDIbuf_open(int dev, struct file *file)
 	}
 	midi_in_buf[dev]->len = midi_in_buf[dev]->head = midi_in_buf[dev]->tail = 0;
 
-	midi_out_buf[dev] = (struct midi_buf *) vmalloc(sizeof(struct midi_buf));
+	midi_out_buf[dev] = vmalloc(sizeof(struct midi_buf));
 
 	if (midi_out_buf[dev] == NULL)
 	{
diff --git a/sound/oss/pss.c b/sound/oss/pss.c
index ece428b..b140584 100644
--- a/sound/oss/pss.c
+++ b/sound/oss/pss.c
@@ -872,7 +872,7 @@ static int pss_coproc_ioctl(void *dev_info, unsigned int cmd, void __user *arg,
 			return 0;
 
 		case SNDCTL_COPR_LOAD:
-			buf = (copr_buffer *) vmalloc(sizeof(copr_buffer));
+			buf = vmalloc(sizeof(copr_buffer));
 			if (buf == NULL)
 				return -ENOSPC;
 			if (copy_from_user(buf, arg, sizeof(copr_buffer))) {
@@ -884,7 +884,7 @@ static int pss_coproc_ioctl(void *dev_info, unsigned int cmd, void __user *arg,
 			return err;
 		
 		case SNDCTL_COPR_SENDMSG:
-			mbuf = (copr_msg *)vmalloc(sizeof(copr_msg));
+			mbuf = vmalloc(sizeof(copr_msg));
 			if (mbuf == NULL)
 				return -ENOSPC;
 			if (copy_from_user(mbuf, arg, sizeof(copr_msg))) {
@@ -908,7 +908,7 @@ static int pss_coproc_ioctl(void *dev_info, unsigned int cmd, void __user *arg,
 
 		case SNDCTL_COPR_RCVMSG:
 			err = 0;
-			mbuf = (copr_msg *)vmalloc(sizeof(copr_msg));
+			mbuf = vmalloc(sizeof(copr_msg));
 			if (mbuf == NULL)
 				return -ENOSPC;
 			data = (unsigned short *)mbuf->data;
diff --git a/sound/oss/sequencer.c b/sound/oss/sequencer.c
index 5c215f7..cfe3dd0 100644
--- a/sound/oss/sequencer.c
+++ b/sound/oss/sequencer.c
@@ -1649,13 +1649,13 @@ void sequencer_init(void)
 {
 	if (sequencer_ok)
 		return;
-	queue = (unsigned char *)vmalloc(SEQ_MAX_QUEUE * EV_SZ);
+	queue = vmalloc(SEQ_MAX_QUEUE * EV_SZ);
 	if (queue == NULL)
 	{
 		printk(KERN_ERR "sequencer: Can't allocate memory for sequencer output queue\n");
 		return;
 	}
-	iqueue = (unsigned char *)vmalloc(SEQ_MAX_QUEUE * IEV_SZ);
+	iqueue = vmalloc(SEQ_MAX_QUEUE * IEV_SZ);
 	if (iqueue == NULL)
 	{
 		printk(KERN_ERR "sequencer: Can't allocate memory for sequencer input queue\n");
diff --git a/sound/oss/sscape.c b/sound/oss/sscape.c
index 30c36d1..9d6b9b0 100644
--- a/sound/oss/sscape.c
+++ b/sound/oss/sscape.c
@@ -573,7 +573,7 @@ static int sscape_coproc_ioctl(void *dev_info, unsigned int cmd, void __user *ar
 			return 0;
 
 		case SNDCTL_COPR_LOAD:
-			buf = (copr_buffer *) vmalloc(sizeof(copr_buffer));
+			buf = vmalloc(sizeof(copr_buffer));
 			if (buf == NULL)
 				return -ENOSPC;
 			if (copy_from_user(buf, arg, sizeof(copr_buffer))) 
-- 
1.5.2.2

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