clk: mv98dx3236: fix refcount leak in mv98dx3236_clk_init()

The of_find_compatible_node() returns a node pointer with refcount
incremented, but there is the lack of use of the of_node_put() when
done. Add the missing of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <[e-mail]>
Reviewed-by: Gregory CLEMENT <[e-mail]>
Fixes: 337072604224 ("clk: mvebu: Expand mv98dx3236-core-clock support")
Signed-off-by: Stephen Boyd <[e-mail]>

drivers/clk/mvebu/mv98dx3236.c

···
 
 	mvebu_coreclk_setup(np, &mv98dx3236_core_clocks);
 
-	if (cgnp)
+	if (cgnp) {
 		mvebu_clk_gating_setup(cgnp, mv98dx3236_gating_desc);
+		of_node_put(cgnp);
+	}
 }
 CLK_OF_DECLARE(mv98dx3236_clk, "marvell,mv98dx3236-core-clock", mv98dx3236_clk_init);