error: Use new logging function.

include/libssh/priv.h

@@ -152,6 +152,10 @@ struct ssh_kex_struct;
 int ssh_get_key_params(ssh_session session, ssh_key *privkey);
 
 /* LOGGING */
+void ssh_log_function(int verbosity,
+                      const char *function,
+                      const char *buffer);
+
 void _ssh_log(int verbosity,
               const char *function,
               const char *format, ...) PRINTF_ATTRIBUTE(3, 4);

src/error.c

@@ -61,10 +61,8 @@ void _ssh_set_error(void *error,
     va_end(va);
 
     err->error.error_code = code;
-    ssh_log_common(err,
-                   SSH_LOG_WARN,
+    ssh_log_function(SSH_LOG_WARN,
                      function,
-                   "Error: %s",
                      err->error.error_buffer);
 }
 

src/log.c

@@ -91,7 +91,7 @@ static void ssh_log_stderr(int verbosity,
     fprintf(stderr, "  %s\n", buffer);
 }
 
-static void ssh_log_function(int verbosity,
+void ssh_log_function(int verbosity,
                       const char *function,
                       const char *buffer)
 {