auth: fix return type

key type is an unsigned.

Signed-off-by: Patrick Donnelly <pdonnell@ibm.com>

diff --git a/src/auth/Crypto.h b/src/auth/Crypto.h
index 792b24e79cf4814212b2143bb96ef169dc728e7b..a52d9e20ba16db96e9a3951591053616ea971a8c 100644 (file)
--- a/src/auth/Crypto.h
+++ b/src/auth/Crypto.h
@@ -143,7 +143,7 @@ public:
     *this = CryptoKey();
   }
 
-  int get_type() const { return type; }
+  unsigned get_type() const { return type; }
   utime_t get_created() const { return created; }
   void print(std::ostream& out) const;