diff --git a/lib/nvme/nvme_tcp.c b/lib/nvme/nvme_tcp.c
index 17c9ca88b..95b293c19 100644
--- a/lib/nvme/nvme_tcp.c
+++ b/lib/nvme/nvme_tcp.c
@@ -1661,9 +1661,11 @@ nvme_tcp_qpair_process_completions(struct spdk_nvme_qpair *qpair, uint32_t max_c
 	uint32_t reaped;
 	int rc;
 
-	rc = spdk_sock_flush(tqpair->sock);
-	if (rc < 0) {
-		return rc;
+	if (qpair->poll_group == NULL) {
+		rc = spdk_sock_flush(tqpair->sock);
+		if (rc < 0) {
+			return rc;
+		}
 	}
 
 	if (max_completions == 0) {