mlang: fix memory leak in error path (found by Smatch).

[Lionel Debroux]

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

diff --git a/dlls/mlang/mlang.c b/dlls/mlang/mlang.c
index eb14ad0..c6274c5 100644
--- a/dlls/mlang/mlang.c
+++ b/dlls/mlang/mlang.c
@@ -635,9 +635,10 @@ HRESULT WINAPI ConvertINetString(
         pDstStrW = HeapAlloc(GetProcessHeap(), 0, cDstSizeW * sizeof(WCHAR));
         hr = ConvertINetMultiByteToUnicode(pdwMode, dwSrcEncoding, pSrcStr, pcSrcSize, pDstStrW, &cDstSizeW);
         if (hr != S_OK)
-            return hr;
+            goto cleanup;
 
         hr = ConvertINetUnicodeToMultiByte(pdwMode, dwDstEncoding, pDstStrW, &cDstSizeW, pDstStr, pcDstSize);
+cleanup:
         HeapFree(GetProcessHeap(), 0, pDstStrW);
         return hr;
     }
-- 
1.5.3.1


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