Get rid of most instance of 'foo != NULL'

core/src/fxcrt/fx_basic_plex.cpp

Index: core/src/fxcrt/fx_basic_plex.cpp
diff --git a/core/src/fxcrt/fx_basic_plex.cpp b/core/src/fxcrt/fx_basic_plex.cpp
index b6383ecf20ca705840a8ea5e224595f3e79c3c53..f4805d4cbb18a85bb07cbc27842971e22cb811e1 100644
--- a/core/src/fxcrt/fx_basic_plex.cpp
+++ b/core/src/fxcrt/fx_basic_plex.cpp
@@ -18,7 +18,7 @@ CFX_Plex* CFX_Plex::Create(CFX_Plex*& pHead,
 }
 void CFX_Plex::FreeDataChain() {
   CFX_Plex* p = this;
-  while (p != NULL) {
+  while (p) {
     uint8_t* bytes = (uint8_t*)p;
     CFX_Plex* pNext = p->pNext;

[Tom Sepez, 2015/12/14 19:14:11]

nit: no need for pNext, just re-assign p here?, also why cast to uint8_t? maybe
just Plex* old = p; or some such.

[Lei Zhang, 2015/12/15 01:38:33]

Done.

     FX_Free(bytes);