Correct missing test to determine if length is in bytes or in bits.

Issue found by Guido Vranken <guidovranken@gmail.com>
ok tedu@ tb@

1 files changed, 3 insertions, 1 deletions

diff --git a/src/lib/libcrypto/evp/e_des3.c b/src/lib/libcrypto/evp/e_des3.c
index 3cb95a8e22..0138839763 100644
--- a/src/lib/libcrypto/evp/e_des3.c
+++ b/src/lib/libcrypto/evp/e_des3.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: e_des3.c,v 1.19 2015/10/12 06:05:52 guenther Exp $ */
+/* $OpenBSD: e_des3.c,v 1.20 2019/05/14 15:40:44 beck Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -163,6 +163,8 @@ des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
 {
         size_t n;
         unsigned char c[1], d[1];
+        if (!(ctx->flags & EVP_CIPH_FLAG_LENGTH_BITS))
+                inl *= 8;
 
         for (n = 0; n < inl; ++n) {
                 c[0] = (in[n/8]&(1 << (7 - n % 8))) ? 0x80 : 0;