Fix wrong size malloc and minor memleak(cherry picked from commit e4c…

…f15e)
libsdl-org · Sep 17, 2022 · a137252 · a137252
1 parent a861543
commit a137252
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/IMG_png.c b/IMG_png.c
@@ -603,7 +603,7 @@ static int IMG_SavePNG_RW_libpng(SDL_Surface *surface, SDL_RWops *dst, int freed
             int i;
             int last_transparent = -1;
 
-            color_ptr = (png_colorp)SDL_malloc(sizeof(png_colorp) * ncolors);
+            color_ptr = (png_colorp)SDL_malloc(sizeof(png_color) * ncolors);
             if (color_ptr == NULL)
             {
                 lib.png_destroy_write_struct(&png_ptr, &info_ptr);
@@ -656,6 +656,7 @@ static int IMG_SavePNG_RW_libpng(SDL_Surface *surface, SDL_RWops *dst, int freed
 
             row_pointers = (png_bytep *) SDL_malloc(sizeof(png_bytep) * source->h);
             if (!row_pointers) {
+                free(color_ptr);
                 lib.png_destroy_write_struct(&png_ptr, &info_ptr);
                 IMG_SetError("Out of memory");
                 return -1;