add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/pnp/core.c
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@@ -51,7 +51,7 @@
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 }
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 /**
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- * pnp_protocol_register - adds a pnp protocol to the pnp layer
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+ * pnp_register_protocol - adds a pnp protocol to the pnp layer
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  * @protocol: pointer to the corresponding pnp_protocol structure
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  *
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  *  Ex protocols: ISAPNP, PNPBIOS, etc
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@@ -91,7 +91,7 @@
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 }
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 /**
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- * pnp_protocol_unregister - removes a pnp protocol from the pnp layer
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+ * pnp_unregister_protocol - removes a pnp protocol from the pnp layer
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  * @protocol: pointer to the corresponding pnp_protocol structure
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  */
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 void pnp_unregister_protocol(struct pnp_protocol *protocol)
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@@ -160,14 +160,14 @@
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 	dev->dev.coherent_dma_mask = dev->dma_mask;
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 	dev->dev.release = &pnp_release_device;
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-	dev_set_name(&dev->dev, "%02x:%02x", dev->protocol->number, dev->number);
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-
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 	dev_id = pnp_add_id(dev, pnpid);
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 	if (!dev_id) {
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 		kfree(dev);
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 		return NULL;
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 	}
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+	dev_set_name(&dev->dev, "%02x:%02x", dev->protocol->number, dev->number);
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+
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 	return dev;
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 }
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