Fixed loading 32-bit BMP files

src/video/SDL_bmp.c

@@ -394,12 +394,6 @@ SDL_LoadBMP_RW(SDL_RWops * src, int freesrc)
         break;
     }
 
-    if (biBitCount >= 32) {  /* we shift biClrUsed by this value later. */
-        SDL_SetError("Unsupported or incorrect biBitCount field");
-        was_error = SDL_TRUE;
-        goto done;
-    }
-
     /* Create a compatible surface, note that the colors are RGB ordered */
     surface =
         SDL_CreateRGBSurface(0, biWidth, biHeight, biBitCount, Rmask, Gmask,
@@ -418,6 +412,12 @@ SDL_LoadBMP_RW(SDL_RWops * src, int freesrc)
             goto done;
         }
 
+        if (biBitCount >= 32) {  /* we shift biClrUsed by this value later. */
+            SDL_SetError("Unsupported or incorrect biBitCount field");
+            was_error = SDL_TRUE;
+            goto done;
+        }
+
         if (biClrUsed == 0) {
             biClrUsed = 1 << biBitCount;
         }