add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/misc/cxl/guest.c
..
..
@@ -959,10 +959,10 @@
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 	 * if it returns an error!
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 	 */
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 	if ((rc = cxl_register_afu(afu)))
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-		goto err_put1;
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+		goto err_put_dev;
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 	if ((rc = cxl_sysfs_afu_add(afu)))
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-		goto err_put1;
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+		goto err_del_dev;
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 	/*
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 	 * pHyp doesn't expose the programming models supported by the
..
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@@ -978,7 +978,7 @@
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 		afu->modes_supported = CXL_MODE_DIRECTED;
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 	if ((rc = cxl_afu_select_best_mode(afu)))
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-		goto err_put2;
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+		goto err_remove_sysfs;
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982
 
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 	adapter->afu[afu->slice] = afu;
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..
..
@@ -998,10 +998,12 @@
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 	return 0;
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1000
 
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-err_put2:
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+err_remove_sysfs:
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 	cxl_sysfs_afu_remove(afu);
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-err_put1:
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-	device_unregister(&afu->dev);
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+err_del_dev:
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+	device_del(&afu->dev);
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+err_put_dev:
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+	put_device(&afu->dev);
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 	free = false;
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 	guest_release_serr_irq(afu);
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 err2:
..
..
@@ -1135,18 +1137,20 @@
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 	 * even if it returns an error!
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 	 */
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 	if ((rc = cxl_register_adapter(adapter)))
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-		goto err_put1;
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+		goto err_put_dev;
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 	if ((rc = cxl_sysfs_adapter_add(adapter)))
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-		goto err_put1;
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+		goto err_del_dev;
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 	/* release the context lock as the adapter is configured */
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 	cxl_adapter_context_unlock(adapter);
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1147
 
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 	return adapter;
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-err_put1:
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-	device_unregister(&adapter->dev);
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+err_del_dev:
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+	device_del(&adapter->dev);
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+err_put_dev:
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+	put_device(&adapter->dev);
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 	free = false;
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 	cxl_guest_remove_chardev(adapter);
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 err1: