Remove some extraneous null pointer checks (fixes #234)

There were a few places in the code that were checking that a pointer
wasn't null before deleting it, even though C++ has always allowed
delete 0. Most of the code did not perform these checks.

1 files changed, 1 insertions, 4 deletions

diff --git a/libqpdf/QPDFWriter.cc b/libqpdf/QPDFWriter.cc
index 30ba6f1f..71c48333 100644
--- a/libqpdf/QPDFWriter.cc
+++ b/libqpdf/QPDFWriter.cc
@@ -75,10 +75,7 @@ QPDFWriter::Members::~Members()
     {
 	fclose(file);
     }
-    if (output_buffer)
-    {
-	delete output_buffer;
-    }
+    delete output_buffer;
 }
 
 QPDFWriter::QPDFWriter(QPDF& pdf) :