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-rw-r--r--winsup/cygwin/security.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/winsup/cygwin/security.cc b/winsup/cygwin/security.cc
index 5755cc3c5..95058f4a9 100644
--- a/winsup/cygwin/security.cc
+++ b/winsup/cygwin/security.cc
@@ -188,6 +188,7 @@ subauth (struct passwd *pw)
/* Register as logon process. */
str2lsa (name, "Cygwin");
+ SetLastError (0);
ret = LsaRegisterLogonProcess(&name, &lsa_hdl, &sec_mode);
if (ret != STATUS_SUCCESS)
{