Avoid undefined arithmetic on nullptr in buffer_offset function

Not quite sure why it was done that way. Maybe to ensure we work with byte-pointers of correct size or something?
Anyway, this doesn't seem to be defined in c++, so let's try working with a cast instead.
Just something cppcheck tool complained about.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6447 dfc29bdd-3216-0410-991c-e03cc46cb475

1 files changed, 3 insertions, 3 deletions

diff --git a/source/Irrlicht/COpenGLDriver.cpp b/source/Irrlicht/COpenGLDriver.cpp
index b0f122b..c213283 100644
--- a/source/Irrlicht/COpenGLDriver.cpp
+++ b/source/Irrlicht/COpenGLDriver.cpp
@@ -746,10 +746,10 @@ IRenderTarget* COpenGLDriver::addRenderTarget()
 }

 

 

-// small helper function to create vertex buffer object adress offsets

-static inline u8* buffer_offset(const long offset)

+// small helper function to create vertex buffer object address offsets

+static inline const GLvoid * buffer_offset(const long offset)

 {

-	return ((u8*)0 + offset);

+	return (const GLvoid *)offset;

 }