diff --git a/drivers/mtd/tests/torturetest.c b/drivers/mtd/tests/torturetest.c
index c330284f9b16..bd61c5fde940 100644
--- a/drivers/mtd/tests/torturetest.c
+++ b/drivers/mtd/tests/torturetest.c
@@ -253,7 +253,7 @@ static int __init tort_init(void)
 		}
 	}
 
-	prandom_bytes(patt_random, mtd->erasesize);
+	get_random_bytes(patt_random, mtd->erasesize);
 
 	err = mtdtest_scan_for_bad_eraseblocks(mtd, bad_ebs, eb, ebcnt);
 	if (err)