-fix key decoding issue in messenger

Signed-off-by: TheJackiMonster <thejackimonster@gmail.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/src/messenger/messenger_api_message.c b/src/messenger/messenger_api_message.c
index 2e4f46bff..dba08b40b 100644
--- a/src/messenger/messenger_api_message.c
+++ b/src/messenger/messenger_api_message.c
@@ -539,14 +539,15 @@ encode_short_message (const struct GNUNET_MESSENGER_ShortMessage *message,
 } while (0)
 
 #define decode_step_key(src, offset, dst, length) do {   \
+  enum GNUNET_GenericReturnValue result;                 \
   size_t read;                                           \
-  ssize_t result = GNUNET_IDENTITY_read_public_key_from_buffer( \
+  result = GNUNET_IDENTITY_read_public_key_from_buffer(  \
     src + offset, length - offset, dst, &read            \
   );                                                     \
-  if (result < 0)                                        \
+  if (GNUNET_SYSERR == result)                                        \
     GNUNET_break(0);                                     \
   else                                                   \
-    offset += result;                                    \
+    offset += read;                                    \
 } while (0)
 
 static uint16_t