hwc: modify the comparision

Change-Id: Ia03a773f95d4066bc0f331c365b61a0006c1f518

diff --git a/src/tdm_sprd_hwc_window.c b/src/tdm_sprd_hwc_window.c
index dd13f1b..171aacc 100644 (file)
--- a/src/tdm_sprd_hwc_window.c
+++ b/src/tdm_sprd_hwc_window.c
@@ -91,7 +91,7 @@ sprd_hwc_window_set_info(tdm_hwc_window *hwc_window, tdm_hwc_window_info *info)
        RETURN_VAL_IF_FAIL(hwc_data != NULL, TDM_ERROR_INVALID_PARAMETER);
        RETURN_VAL_IF_FAIL(info != NULL, TDM_ERROR_INVALID_PARAMETER);
 
-       if (memcmp(&hwc_window_data->info, info, sizeof(tdm_hwc_window_info)) == 0)
+       if (!memcmp(&hwc_window_data->info, info, sizeof(tdm_hwc_window_info)))
                return TDM_ERROR_NONE;
 
        hwc_window_data->info = *info;