diff --git a/io_uring/zcrx.c b/io_uring/zcrx.c
index 5c0a49340722..d84ad40eae49 100644
--- a/io_uring/zcrx.c
+++ b/io_uring/zcrx.c
@@ -289,8 +289,10 @@ static void io_zcrx_unmap_area(struct io_zcrx_ifq *ifq,
 		return;
 	area->is_mapped = false;
 
-	for (i = 0; i < area->nia.num_niovs; i++)
-		net_mp_niov_set_dma_addr(&area->nia.niovs[i], 0);
+	if (area->nia.niovs) {
+		for (i = 0; i < area->nia.num_niovs; i++)
+			net_mp_niov_set_dma_addr(&area->nia.niovs[i], 0);
+	}
 
 	if (area->mem.is_dmabuf) {
 		io_release_dmabuf(&area->mem);