staging: dgap: use kzalloc instead of kmalloc/memset

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/dgap/dgap.c

@@ -7322,11 +7322,9 @@ static struct cnode *dgap_newnode(int t)
 {
 	struct cnode *n;
 
-	n = kmalloc(sizeof(struct cnode), GFP_KERNEL);
+	n = kzalloc(sizeof(struct cnode), GFP_KERNEL);
-	if (n) {
+	if (n)
-		memset((char *)n, 0, sizeof(struct cnode));
 		n->type = t;
-	}
 	return n;
 }