remoteproc: Cocci spatch "memdup.spatch"

diff -u -p a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
@@ -913,11 +913,10 @@ static void rproc_fw_config_virtio(const
 	 * will be stored in the cached_table. Before the device is started,
 	 * cached_table will be copied into devic memory.
 	 */
-	rproc->cached_table = kmalloc(tablesz, GFP_KERNEL);
+	rproc->cached_table = kmemdup(table, tablesz, GFP_KERNEL);
 	if (!rproc->cached_table)
 		goto out;
 
-	memcpy(rproc->cached_table, table, tablesz);
 	rproc->table_ptr = rproc->cached_table;
 
 	/* count the number of notify-ids */