ARM: OMAP2+: Release device node after it is no longer needed.

groeck · tmlind · commit b92675d998a9 · 2017-03-04T08:27:50.000-08:00
The device node returned by of_find_node_by_name() needs to be released
after it is no longer needed to avoid a device node leak.

Signed-off-by: Guenter Roeck &lt;linux@roeck-us.net&gt;
Signed-off-by: Tony Lindgren &lt;tony@atomide.com&gt;
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -3213,15 +3213,20 @@ int __init omap3xxx_hwmod_init(void)
 
 	if (h_sham && omap3xxx_hwmod_is_hs_ip_block_usable(bus, "sham")) {
 		r = omap_hwmod_register_links(h_sham);
-		if (r < 0)
+		if (r < 0) {
+			of_node_put(bus);
 			return r;
+		}
 	}
 
 	if (h_aes && omap3xxx_hwmod_is_hs_ip_block_usable(bus, "aes")) {
 		r = omap_hwmod_register_links(h_aes);
-		if (r < 0)
+		if (r < 0) {
+			of_node_put(bus);
 			return r;
+		}
 	}
+	of_node_put(bus);
 
 	/*
 	 * Register hwmod links specific to certain ES levels of a
