[KMSDRM] Fix segmentation fault

Deference the windata pointer *after* checking that it's non-NULL.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
This commit is contained in:
Paul Cercueil 2021-03-22 19:03:25 +00:00 committed by Ozkan Sezer
parent 100166d7d7
commit c12f46b100

View File

@ -1071,7 +1071,7 @@ KMSDRM_DestroyWindow(_THIS, SDL_Window *window)
{
SDL_WindowData *windata = (SDL_WindowData *) window->driverdata;
SDL_DisplayData *dispdata = (SDL_DisplayData *) SDL_GetDisplayForWindow(window)->driverdata;
SDL_VideoData *viddata = windata->viddata;
SDL_VideoData *viddata;
SDL_bool is_vulkan = window->flags & SDL_WINDOW_VULKAN; /* Is this a VK window? */
unsigned int i, j;
@ -1079,6 +1079,8 @@ KMSDRM_DestroyWindow(_THIS, SDL_Window *window)
return;
}
viddata = windata->viddata;
if ( !is_vulkan && viddata->gbm_init) {
/* Destroy cursor GBM BO of the display of this window. */