fix keyboard type error

Change-Id: Iebae087e359484c5780b0b12a030ae3ae0f79b10

diff --git a/src/system_info_device.c b/src/system_info_device.c
index 300e6671f07481e4fd590e1dce779ea32b9e31f0..d866851659c44402f2453de05bff65f788f814e7 100644 (file)
--- a/src/system_info_device.c
+++ b/src/system_info_device.c
@@ -447,6 +447,12 @@ int system_info_get_keyboard_type(system_info_key_e key, system_info_data_type_e
                return SYSTEM_INFO_ERROR_IO_ERROR;
        }
 
+       if (!strcmp(string, "NULL")) {
+               *value = NULL;
+               free(string);
+               return SYSTEM_INFO_ERROR_NONE;
+       }
+
        *value = string;
 
        return SYSTEM_INFO_ERROR_NONE;