diff --git a/lib/scatterlist.c b/lib/scatterlist.c
index 68b45c82c37a..7bc2220fea80 100644
--- a/lib/scatterlist.c
+++ b/lib/scatterlist.c
@@ -1124,7 +1124,7 @@ static ssize_t extract_user_to_sg(struct iov_iter *iter,
 	do {
 		res = iov_iter_extract_pages(iter, &pages, maxsize, sg_max,
 					     extraction_flags, &off);
-		if (res < 0)
+		if (res <= 0)
 			goto failed;
 
 		len = res;