Fixup t/ test apps for lfsr_next change()

Reported-by: Bruce Cran <bruce@cran.org.uk>
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/t/axmap.c b/t/axmap.c
index 57c585b..e32ff98 100644
--- a/t/axmap.c
+++ b/t/axmap.c
@@ -37,7 +37,7 @@
 	while (size--) {
 		uint64_t val;
 
-		if (lfsr_next(&lfsr, &val, osize)) {
+		if (lfsr_next(&lfsr, &val)) {
 			printf("lfsr: short loop\n");
 			err = 1;
 			break;
diff --git a/t/lfsr-test.c b/t/lfsr-test.c
index 4b54248..901f1a6 100644
--- a/t/lfsr-test.c
+++ b/t/lfsr-test.c
@@ -89,7 +89,7 @@
 	 */
 	fprintf(stderr, "\nTest initiated... ");
 	fio_gettime(&start, NULL);
-	while (!lfsr_next(fl, &i, fl->max_val)) {
+	while (!lfsr_next(fl, &i)) {
 		if (verify)
 			*(uint8_t *)(v + i) += 1;
 	}