powerpc/kernel: Add missing of_node_put() in legacy_serial.c

In find_legacy_serial_ports(), of_find_node_by_path() will return a node pointer with refcount incremented. The reference should be dropped with of_node_put() when it is not used anymore. Signed-off-by: Liang He <[email protected]> Signed-off-by: Michael Ellerman <[email protected]> Link: https://lore.kernel.org/r/[email protected]
fracktal · Sep 5, 2022 · d1aabbb · d1aabbb
1 parent 0dd8d2c
commit d1aabbb
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c
@@ -471,6 +471,8 @@ void __init find_legacy_serial_ports(void)
 	}
 #endif
 
+	of_node_put(stdout);
+
 	DBG("legacy_serial_console = %d\n", legacy_serial_console);
 	if (legacy_serial_console >= 0)
 		setup_legacy_serial_console(legacy_serial_console);