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-rw-r--r--winsup/cygwin/security.cc3
1 files changed, 2 insertions, 1 deletions
diff --git a/winsup/cygwin/security.cc b/winsup/cygwin/security.cc
index 618a57ef7..8080d3027 100644
--- a/winsup/cygwin/security.cc
+++ b/winsup/cygwin/security.cc
@@ -839,7 +839,8 @@ create_token (cygsid &usersid, user_groups &new_groups, struct passwd *pw,
TOKEN_STATISTICS stats;
memcpy (source.SourceName, "Cygwin.1", 8);
source.SourceIdentifier.HighPart = 0;
- source.SourceIdentifier.LowPart = (subauth_token ? 0x0102 : 0x0101);
+ source.SourceIdentifier.LowPart = (subauth_token != INVALID_HANDLE_VALUE
+ ? 0x0102 : 0x0101);
HANDLE token = INVALID_HANDLE_VALUE;
HANDLE primary_token = INVALID_HANDLE_VALUE;