Couple small error handling fixups

1 files changed, 4 insertions, 3 deletions

diff --git a/OpenAL32/alExtension.c b/OpenAL32/alExtension.c
index 4d6e2644..c73200d0 100644
--- a/OpenAL32/alExtension.c
+++ b/OpenAL32/alExtension.c
@@ -56,10 +56,10 @@ AL_API ALboolean AL_APIENTRY alIsExtensionPresent(const ALchar *extName)
     Context = GetContextRef();
     if(!Context) return AL_FALSE;
 
-    if(!extName)
-        alSetError(Context, AL_INVALID_VALUE);
-    else
+    al_try
     {
+        CHECK_VALUE(Context, extName);
+
         len = strlen(extName);
         ptr = Context->ExtensionList;
         while(ptr && *ptr)
@@ -78,6 +78,7 @@ AL_API ALboolean AL_APIENTRY alIsExtensionPresent(const ALchar *extName)
             }
         }
     }
+    al_endtry;
 
     ALCcontext_DecRef(Context);
     return ret;