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wayland: Check the returned display value for null

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In reality, this condition will never occur, since the index is checked before calling the display retrieval function, but aggressive LTO with jump threading can generate a warning if this isn't explicitly checked.

(cherry picked from commit 91bb1bb6fd)
This commit is contained in:
Frank Praznik
2024-12-03 11:53:14 -05:00
parent 6d9ab4c984
commit 43e9c5b247
1 changed files with 5 additions and 0 deletions
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5
src/video/wayland/SDL_waylandvideo.c
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@@ -644,6 +644,11 @@ static void display_handle_done(void *data,
if (driverdata->index > -1) {
dpy = SDL_GetDisplay(driverdata->index);
/* XXX: This can never happen, but jump threading during aggressive LTO can generate a warning without this check. */
if (!dpy) {
dpy = &driverdata->placeholder;
}
} else {
dpy = &driverdata->placeholder;
}