soc: amlogic: Fix refcount leak in meson-secure-pwrc.c

[ Upstream commit d18529a ]

In meson_secure_pwrc_probe(), there is a refcount leak in one fail
path.

Signed-off-by: Liang He <windhl@126.com>
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Fixes: b3dde50 ("soc: amlogic: Add support for Secure power domains controller")
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20220616144915.3988071-1-windhl@126.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

drivers/soc/amlogic/meson-secure-pwrc.c

@@ -139,8 +139,10 @@ static int meson_secure_pwrc_probe(struct platform_device *pdev)
 	}
 
 	pwrc = devm_kzalloc(&pdev->dev, sizeof(*pwrc), GFP_KERNEL);
-	if (!pwrc)
+	if (!pwrc) {
+		of_node_put(sm_np);
 		return -ENOMEM;
+	}
 
 	pwrc->fw = meson_sm_get(sm_np);
 	of_node_put(sm_np);