sysctl: minor cleanup in new_dir()

Byte zeroing is not required here, since memory was allocated by kzalloc()

Signed-off-by: Vasily Averin <vvs@openvz.org>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>

Author: Vasily Averin

fs/proc/proc_sysctl.c

@@ -985,7 +985,6 @@ static struct ctl_dir *new_dir(struct ctl_table_set *set,
 	table = (struct ctl_table *)(node + 1);
 	new_name = (char *)(table + 2);
 	memcpy(new_name, name, namelen);
-	new_name[namelen] = '\0';
 	table[0].procname = new_name;
 	table[0].mode = S_IFDIR|S_IRUGO|S_IXUGO;
 	init_header(&new->header, set->dir.header.root, set, node, table);