net_gethosterror(): Never return NULL.

diff --git a/src/lib/net.c b/src/lib/net.c
index b78657b34f0b5bdee6c8130ff2797a24f189523a..e3623b16ea083ed38c9c079b25c6e6d77e5b5ee9 100644 (file)
--- a/src/lib/net.c
+++ b/src/lib/net.c
@@ -967,10 +967,9 @@ const char *net_gethosterror(int error)
                return "A non-recoverable name server error occurred";
        case TRY_AGAIN:
                return "A temporary error on an authoritative name server";
+       default:
+               return t_strdup_printf("Unknown error %d", error);
        }
-
-       /* unknown error */
-       return NULL;
 #endif
 }