powerpc/powermac/low_i2c: Add missing of_node_put() in kw_i2c_probe()

Call of_node_put() for the reference 'parent' returned by
of_get_parent() which 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/20220716070758.539434-1-windhl@126.com

diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c
index c1c430c66dc9e9aa7ea36574e3f0e1648c27a769..40f3aa432fbacd8c07c7dd716810a97dc45bb16e 100644 (file)
--- a/arch/powerpc/platforms/powermac/low_i2c.c
+++ b/arch/powerpc/platforms/powermac/low_i2c.c
@@ -627,6 +627,7 @@ static void __init kw_i2c_probe(void)
                        if (parent == NULL)
                                continue;
                        chans = parent->name[0] == 'u' ? 2 : 1;
+                       of_node_put(parent);
                        for (i = 0; i < chans; i++)
                                kw_i2c_add(host, np, np, i);
                } else {