change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/remoteproc/stm32_rproc.c
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@@ -231,11 +231,13 @@
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 	while (of_phandle_iterator_next(&it) == 0) {
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 		rmem = of_reserved_mem_lookup(it.node);
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 		if (!rmem) {
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+			of_node_put(it.node);
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 			dev_err(dev, "unable to acquire memory-region\n");
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 			return -EINVAL;
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 		}
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 		if (stm32_rproc_pa_to_da(rproc, rmem->base, &da) < 0) {
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+			of_node_put(it.node);
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 			dev_err(dev, "memory region not valid %pa\n",
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 				&rmem->base);
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 			return -EINVAL;
..
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@@ -262,8 +264,10 @@
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 							   it.node->name);
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 		}
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-		if (!mem)
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+		if (!mem) {
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+			of_node_put(it.node);
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 			return -ENOMEM;
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+		}
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 		rproc_add_carveout(rproc, mem);
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 		index++;
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@@ -297,8 +301,16 @@
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 	struct stm32_mbox *mb = container_of(work, struct stm32_mbox, vq_work);
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 	struct rproc *rproc = dev_get_drvdata(mb->client.dev);
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+	mutex_lock(&rproc->lock);
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+
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+	if (rproc->state != RPROC_RUNNING)
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+		goto unlock_mutex;
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+
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 	if (rproc_vq_interrupt(rproc, mb->vq_id) == IRQ_NONE)
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 		dev_dbg(&rproc->dev, "no message found in vq%d\n", mb->vq_id);
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+
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+unlock_mutex:
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+	mutex_unlock(&rproc->lock);
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 }
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 static void stm32_rproc_mb_callback(struct mbox_client *cl, void *data)