From 3de7b05d8557a60eaa5a4dd857aa3467cecd105c Mon Sep 17 00:00:00 2001
From: Neels Hofmeyr <nhofmeyr@sysmocom.de>
Date: Wed, 23 Sep 2015 23:16:53 +0200
Subject: utils: add 'returns' doc to osmo_hexparse().

---
 src/utils.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/utils.c b/src/utils.c
index d4a29248..3dc06933 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -101,6 +101,7 @@ uint8_t osmo_char2bcd(char c)
  *  \param[in] str string containing ASCII encoded hexadecimal digits
  *  \param[out] b output buffer
  *  \param[in] max_len maximum space in output buffer
+ *  \returns number of parsed octets, or -1 on error
  */
 int osmo_hexparse(const char *str, uint8_t *b, int max_len)
 
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