Merge branch 'memleak' into 'master'

ast2400: Fix a memory leak in ast2400_init

See merge request !2

ast2400.c

@@ -386,6 +386,8 @@ int ast2400_init(void)
 		ast2400_device_halt_cpu = 1;
 		ast2400_device_resume_cpu = 0;
 	}
+	free(arg);
+
 	arg = extract_programmer_param("tickle");
 	if (arg && !strcmp(arg,"true"))
 		ast2400_device_tickle_fw = 1;