tvgShape: fixed missing check in Shape::fill

Without this check, setting same fill twice results in crash later.

Change-Id: I38e7026c52a250f65923c4e3008868ed471bf885

diff --git a/src/lib/tvgShape.cpp b/src/lib/tvgShape.cpp
index 8db945d..8d0beb8 100644 (file)
--- a/src/lib/tvgShape.cpp
+++ b/src/lib/tvgShape.cpp
@@ -290,7 +290,7 @@ Result Shape::fill(unique_ptr<Fill> f) noexcept
     auto p = f.release();
     if (!p) return Result::MemoryCorruption;
 
-    if (impl->fill) delete(impl->fill);
+    if (impl->fill && impl->fill != p) delete(impl->fill);
     impl->fill = p;
     impl->flag |= RenderUpdateFlag::Gradient;