Apply multi-hal interface

Change-Id: Ia76e357e4bdf5f98ad32b6e8bf919a34178285cf
Signed-off-by: Jihoon Jung <jh8801.jung@samsung.com>

diff --git a/src/hal-api-nfc.c b/src/hal-api-nfc.c
old mode 100755 (executable)
new mode 100644 (file)
index ad25aef..30147cc
--- a/src/hal-api-nfc.c
+++ b/src/hal-api-nfc.c
@@ -43,10 +43,15 @@ int hal_nfc_get_backend(void)
        if (g_nfc_funcs)
                return 0;
 
+       g_nfc_funcs = calloc(1, sizeof(hal_backend_nfc_funcs));
+       if (!g_nfc_funcs)
+               return -ENOMEM;
+
        ret = hal_common_get_backend(HAL_MODULE_NFC, (void **)&g_nfc_funcs);
        if (ret < 0) {
-               _E("Failed to get backend\n");
-               return -EINVAL;
+               free(g_nfc_funcs);
+               g_nfc_funcs = NULL;
+               return -ENOTSUP;
        }
 
        return 0;
@@ -55,16 +60,12 @@ int hal_nfc_get_backend(void)
 EXPORT
 int hal_nfc_put_backend(void)
 {
-       int ret;
-
        if (!g_nfc_funcs)
                return -EINVAL;
 
-       ret = hal_common_put_backend(HAL_MODULE_NFC, (void *)g_nfc_funcs);
-       if (ret < 0) {
-               _E("Failed to put backend\n");
-               return -EINVAL;
-       }
+       hal_common_put_backend(HAL_MODULE_NFC, (void *)g_nfc_funcs);
+
+       free(g_nfc_funcs);
        g_nfc_funcs = NULL;
 
        return 0;