debug lk

hc

2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077

 kernel/sound/usb/caiaq/input.c
..
..
@@ -804,6 +804,7 @@
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 	default:
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 		/* no input methods supported on this device */
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+		ret = -EINVAL;
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 		goto exit_free_idev;
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 	}
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