soc: qcom: smem_state: fix missing of_node_put in error path

If of_parse_phandle_with_args() succeeds, the OF node reference should
be dropped, regardless of number of phandle arguments.

Cc: [email protected]
Fixes: 9460ae2 ("soc: qcom: Introduce common SMEM state machine code")
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Dmitry Baryshkov <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Bjorn Andersson <[email protected]>

Author: krzk

drivers/soc/qcom/smem_state.c

@@ -112,7 +112,8 @@ struct qcom_smem_state *qcom_smem_state_get(struct device *dev,
 
 	if (args.args_count != 1) {
 		dev_err(dev, "invalid #qcom,smem-state-cells\n");
-		return ERR_PTR(-EINVAL);
+		state = ERR_PTR(-EINVAL);
+		goto put;
 	}
 
 	state = of_node_to_state(args.np);