linux-kernel - [PATCH 13/49] drivers/isdn: Use vzalloc

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Message-Id: <db22c78aa7c3934f5ec61efcfa0b7a6e66411190.1288925424.git.joe@perches.com>
Date:	Thu,  4 Nov 2010 20:07:37 -0700
From:	Joe Perches <joe@...ches.com>
To:	Jiri Kosina <trivial@...nel.org>
Cc:	Karsten Keil <isdn@...ux-pingi.de>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 13/49] drivers/isdn: Use vzalloc

Signed-off-by: Joe Perches <joe@...ches.com>
---
 drivers/isdn/i4l/isdn_common.c   |    4 ++--
 drivers/isdn/mISDN/dsp_core.c    |    3 +--
 drivers/isdn/mISDN/l1oip_codec.c |    6 ++----
 3 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 15632bd..2601d5c 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -2315,11 +2315,11 @@ static int __init isdn_init(void)
 	int i;
 	char tmprev[50];
 
-	if (!(dev = vmalloc(sizeof(isdn_dev)))) {
+	dev = vzalloc(sizeof(isdn_dev));
+	if (!dev) {
 		printk(KERN_WARNING "isdn: Could not allocate device-struct.\n");
 		return -EIO;
 	}
-	memset((char *) dev, 0, sizeof(isdn_dev));
 	init_timer(&dev->timer);
 	dev->timer.function = isdn_timer_funct;
 	spin_lock_init(&dev->lock);
diff --git a/drivers/isdn/mISDN/dsp_core.c b/drivers/isdn/mISDN/dsp_core.c
index 6f5b548..a255de5 100644
--- a/drivers/isdn/mISDN/dsp_core.c
+++ b/drivers/isdn/mISDN/dsp_core.c
@@ -1052,12 +1052,11 @@ dspcreate(struct channel_req *crq)
 	if (crq->protocol != ISDN_P_B_L2DSP
 	 && crq->protocol != ISDN_P_B_L2DSPHDLC)
 		return -EPROTONOSUPPORT;
-	ndsp = vmalloc(sizeof(struct dsp));
+	ndsp = vzalloc(sizeof(struct dsp));
 	if (!ndsp) {
 		printk(KERN_ERR "%s: vmalloc struct dsp failed\n", __func__);
 		return -ENOMEM;
 	}
-	memset(ndsp, 0, sizeof(struct dsp));
 	if (dsp_debug & DEBUG_DSP_CTRL)
 		printk(KERN_DEBUG "%s: creating new dsp instance\n", __func__);
 
diff --git a/drivers/isdn/mISDN/l1oip_codec.c b/drivers/isdn/mISDN/l1oip_codec.c
index bbfd1b8..5a89972 100644
--- a/drivers/isdn/mISDN/l1oip_codec.c
+++ b/drivers/isdn/mISDN/l1oip_codec.c
@@ -330,14 +330,12 @@ l1oip_4bit_alloc(int ulaw)
 		return 0;
 
 	/* alloc conversion tables */
-	table_com = vmalloc(65536);
-	table_dec = vmalloc(512);
+	table_com = vzalloc(65536);
+	table_dec = vzalloc(512);
 	if (!table_com || !table_dec) {
 		l1oip_4bit_free();
 		return -ENOMEM;
 	}
-	memset(table_com, 0, 65536);
-	memset(table_dec, 0, 512);
 	/* generate compression table */
 	i1 = 0;
 	while (i1 < 256) {
-- 
1.7.3.1.g432b3.dirty

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