staging: vt6656: main_usb.c: Use kzalloc instead kmalloc

Signed-off-by: Marcos Paulo de Souza <marcos.mage@gmail.com>
Cc: Forest Bond <forest@alittletooquiet.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 1b382a8..173217b 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -900,7 +900,7 @@
     }
 
     // allocate rcb mem
-    pDevice->pRCBMem = kmalloc((sizeof(RCB) * pDevice->cbRD), GFP_KERNEL);
+	pDevice->pRCBMem = kzalloc((sizeof(RCB) * pDevice->cbRD), GFP_KERNEL);
     if (pDevice->pRCBMem == NULL) {
         DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s : alloc rx usb context failed\n", pDevice->dev->name);
         goto free_tx;
@@ -912,7 +912,6 @@
     pDevice->FirstRecvMngList = NULL;
     pDevice->LastRecvMngList = NULL;
     pDevice->NumRecvFreeList = 0;
-    memset(pDevice->pRCBMem, 0, (sizeof(RCB) * pDevice->cbRD));
     pRCB = (PRCB) pDevice->pRCBMem;
 
     for (ii = 0; ii < pDevice->cbRD; ii++) {