diff --git a/crypto/drbg.c b/crypto/drbg.c
index 9204e6edb426..e4eb78ed222b 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -377,7 +377,7 @@ static int drbg_ctr_generate(struct drbg_state *drbg,
 	if (addtl && !list_empty(addtl)) {
 		ret = drbg_ctr_update(drbg, addtl, 2);
 		if (ret)
-			return 0;
+			return ret;
 	}
 
 	/* 10.2.1.5.2 step 4.1 */