[PATCH] msi: check return value of ITypeLib_GetLibAttr (Coverity)

[Marcus Meissner]

1072952 Unchecked return value

someone started checking the return value, so this check
 now triggers for GetLibAttr calls.
---
 dlls/msi/action.c |   10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/dlls/msi/action.c b/dlls/msi/action.c
index d964787..25acc07 100644
--- a/dlls/msi/action.c
+++ b/dlls/msi/action.c
@@ -3646,7 +3646,15 @@ static BOOL CALLBACK Typelib_EnumResNameProc( HMODULE hModule, LPCWSTR lpszType,
         return TRUE;
     }
 
-    ITypeLib_GetLibAttr(tl_struct->ptLib, &attr);
+    res = ITypeLib_GetLibAttr(tl_struct->ptLib, &attr);
+    if (FAILED(res))
+    {
+        msi_free(tl_struct->path);
+        tl_struct->path = NULL;
+
+        return TRUE;
+    }
+
     if (IsEqualGUID(&(tl_struct->clsid),&(attr->guid)))
     {
         ITypeLib_ReleaseTLibAttr(tl_struct->ptLib, attr);
-- 
1.7.10.4