[hist] Check fBins in GetNumberOfBins().

root-project · Sep 3, 2024 · 181b439 · 181b439
1 parent 6214a86
commit 181b439
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/hist/hist/src/TH2Poly.cxx b/hist/hist/src/TH2Poly.cxx
@@ -865,7 +865,7 @@ Double_t TH2Poly::GetBinError(Int_t bin) const
 /// it should be the size of the bin list
 Int_t  TH2Poly::GetNumberOfBins() const {
    Int_t nbins =  fNcells-kNOverflow;
-   if (nbins != fBins->GetSize())
+   if (nbins != (fBins ? fBins->GetSize() : 0))
       Fatal("GetNumberOfBins","Object has an invalid number of bins");
    return nbins;
 }