des_cbc_encrypt / des_ncbc_encrypt issue.

1 files changed, 1 insertions, 0 deletions

diff --git a/crypto/des/des.h b/crypto/des/des.h
index 7c029e01ee..141526ba05 100644
--- a/crypto/des/des.h
+++ b/crypto/des/des.h
@@ -151,6 +151,7 @@ void des_ecb3_encrypt(const_des_cblock *input, des_cblock *output,
 DES_LONG des_cbc_cksum(const unsigned char *input,des_cblock *output,
 		       long length,des_key_schedule schedule,
 		       const_des_cblock *ivec);
+/* des_cbc_encrypt does not update the IV!  Use des_ncbc_encrypt instead. */
 void des_cbc_encrypt(const unsigned char *input,unsigned char *output,
 		     long length,des_key_schedule schedule,des_cblock *ivec,
 		     int enc);