Index: crypt.c
===================================================================
--- dll/win32/advapi32/crypt/crypt.c	(revision 51637)
+++ dll/win32/advapi32/crypt/crypt.c	(working copy)

@@ -1165,9 +1165,18 @@
 			return FALSE;
 		}
 		if (RegOpenKeyW(hKey, pszProvName, &subkey))
+		{
+			RegCloseKey(hKey);
+			SetLastError(NTE_FAIL);
 			return FALSE;
+		}
 		if (RegQueryValueExW(subkey, typeW, NULL, NULL, (BYTE*)pdwProvType, &size))
+		{
+			RegCloseKey(subkey);
+			RegCloseKey(hKey);
+			SetLastError(NTE_FAIL);
 			return FALSE;
+		}
 		RegCloseKey(subkey);
 	}
 	RegCloseKey(hKey);