3 files changed, 5 insertions, 8 deletions

diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 6ed82add6ffa..6ddb795e31c5 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -2308,11 +2308,11 @@ 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 2877291a9ed8..0c41553ce684 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 bbfd1b863ed3..5a89972624d8 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) {