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Fixed warning C6386: Buffer overrun while writing to 'palette_saved_alpha': the writable size is 'sizeof(Uint8)*((palette_saved_alpha_ncolors))' bytes, but '2' bytes might be written.

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This commit is contained in:
Sam Lantinga
2023-12-04 20:57:27 -08:00
parent 0dad56354c
commit 54dc73aa88
1 changed files with 6 additions and 4 deletions
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10
src/video/SDL_surface.c
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@@ -1210,10 +1210,12 @@ SDL_Surface *SDL_ConvertSurface(SDL_Surface *surface, const SDL_PixelFormat *for
if (set_opaque) { if (set_opaque) {
int i; int i;
palette_saved_alpha_ncolors = surface->format->palette->ncolors; palette_saved_alpha_ncolors = surface->format->palette->ncolors;
palette_saved_alpha = SDL_stack_alloc(Uint8, palette_saved_alpha_ncolors); if (palette_saved_alpha_ncolors > 0) {
for (i = 0; i < palette_saved_alpha_ncolors; i++) { palette_saved_alpha = SDL_stack_alloc(Uint8, palette_saved_alpha_ncolors);
palette_saved_alpha[i] = surface->format->palette->colors[i].a; for (i = 0; i < palette_saved_alpha_ncolors; i++) {
surface->format->palette->colors[i].a = SDL_ALPHA_OPAQUE; palette_saved_alpha[i] = surface->format->palette->colors[i].a;
surface->format->palette->colors[i].a = SDL_ALPHA_OPAQUE;
}
} }
} }
} }