1 files changed, 5 insertions, 0 deletions
diff --git a/gflib/sprite.c b/gflib/sprite.c
index c7e3d09a3..2616aeaed 100644
--- a/gflib/sprite.c
+++ b/gflib/sprite.c
@@ -1320,6 +1320,11 @@ void ApplyAffineAnimFrameRelativeAndUpdateMatrix(u8 matrixNum, struct AffineAnim
 s16 ConvertScaleParam(s16 scale)
 {
     s32 val = 0x10000;
+    // UB: possible division by zero
+#ifdef UBFIX
+    if (scale == 0)
+        return 0;
+#endif //UBFIX
     return val / scale;
 }