powerpc/powermac/pfunc_base: Add missing of_node_put() in macio_gpio_init_one()

Call of_node_put() for the reference 'gparent' escaped out of the
previous for_each_child_of_node() as it has increased the refcount.

Signed-off-by: Liang He <windhl@126.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220716073111.539739-1-windhl@126.com

diff --git a/arch/powerpc/platforms/powermac/pfunc_base.c b/arch/powerpc/platforms/powermac/pfunc_base.c
index 9c2947a..085e0ad 100644 (file)
--- a/arch/powerpc/platforms/powermac/pfunc_base.c
+++ b/arch/powerpc/platforms/powermac/pfunc_base.c
@@ -136,6 +136,8 @@ static void __init macio_gpio_init_one(struct macio_chip *macio)
        for_each_child_of_node(gparent, gp)
                pmf_do_functions(gp, NULL, 0, PMF_FLAGS_ON_INIT, NULL);
 
+       of_node_put(gparent);
+
        /* Note: We do not at this point implement the "at sleep" or "at wake"
         * functions. I yet to find any for GPIOs anyway
         */