Vincent Povirk : windowscodecs: Account for a NULL pceltFetched in ComponentEnum_Next.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 645f7c6208efe0db680d73979fbf73c4d3540a6e
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=645f7c6208efe0db680d73979f...

Author: Vincent Povirk <vincent(a)codeweavers.com>
Date:   Wed May 26 15:28:46 2010 -0500

windowscodecs: Account for a NULL pceltFetched in ComponentEnum_Next.

---

 dlls/windowscodecs/info.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/dlls/windowscodecs/info.c b/dlls/windowscodecs/info.c
index 2e558a8..f790dbc 100644
--- a/dlls/windowscodecs/info.c
+++ b/dlls/windowscodecs/info.c
@@ -817,7 +817,8 @@ static HRESULT WINAPI ComponentEnum_Next(IEnumUnknown *iface, ULONG celt,
         This->cursor = list_next(&This->objects, This->cursor);
     }
     LeaveCriticalSection(&This->lock);
-    *pceltFetched = num_fetched;
+    if (pceltFetched)
+        *pceltFetched = num_fetched;
     return hr;
 }