loader SvgLoader: return null if transform attribute invalid

In transform matrix parsing, null is returned if any of the matrices are invalid.

diff --git a/src/loaders/svg/tvgSvgLoader.cpp b/src/loaders/svg/tvgSvgLoader.cpp
index acb6bba..2f6f5df 100644 (file)
--- a/src/loaders/svg/tvgSvgLoader.cpp
+++ b/src/loaders/svg/tvgSvgLoader.cpp
@@ -659,8 +659,10 @@ static Matrix* _parseTransformationMatrix(const char* value)
             _matrixCompose(matrix, &tmp, matrix);
         }
     }
-error:
     return matrix;
+error:
+    if (matrix) free(matrix);
+    return nullptr;
 }