[FFmpeg-cvslog] des: extend av_des_init() doxy

[James Almer]

ffmpeg | branch: master | James Almer <jamrial at gmail.com> | Fri Jul 31 09:01:06 2015 +0200| [3e853ff7acc56b180950ab39e7282f1b938c8784] | committer: Anton Khirnov

des: extend av_des_init() doxy

Signed-off-by: Anton Khirnov <anton at khirnov.net>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3e853ff7acc56b180950ab39e7282f1b938c8784
---

 libavutil/des.h |    1 +
 1 file changed, 1 insertion(+)

diff --git a/libavutil/des.h b/libavutil/des.h
index 7b82340..32c2c9a 100644
--- a/libavutil/des.h
+++ b/libavutil/des.h
@@ -49,6 +49,7 @@ AVDES *av_des_alloc(void);
  *
  * @param key_bits must be 64 or 192
  * @param decrypt 0 for encryption/CBC-MAC, 1 for decryption
+ * @return zero on success, negative value otherwise
  */
 int av_des_init(struct AVDES *d, const uint8_t *key, int key_bits, int decrypt);