diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index fce27fb141cc618d99099f569d1d5a63ac7f53f9..a938fcfe9bc9209153e3e3b92de12d7bfc2dbd30 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -370,7 +370,7 @@ int vmbus_post_msg(void *buffer, size_t buflen, bool can_sleep)
 			break;
 		case HV_STATUS_INSUFFICIENT_MEMORY:
 		case HV_STATUS_INSUFFICIENT_BUFFERS:
-			ret = -ENOMEM;
+			ret = -ENOBUFS;
 			break;
 		case HV_STATUS_SUCCESS:
 			return ret;