clk: ti: composite: fix memory leak

The parent_names is never released for a component clock definition,
causing some memory leak. Fix by releasing it once it is no longer
needed.

Reported-by: Tomi Valkeinen <[email protected]>
Signed-off-by: Tero Kristo <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
Acked-by: Tony Lindgren <[email protected]>
Signed-off-by: Stephen Boyd <[email protected]>

Author: Tero Kristo

drivers/clk/ti/composite.c

@@ -196,6 +196,7 @@ static void __init _register_composite(void *user,
 		if (!cclk->comp_clks[i])
 			continue;
 		list_del(&cclk->comp_clks[i]->link);
+		kfree(cclk->comp_clks[i]->parent_names);
 		kfree(cclk->comp_clks[i]);
 	}