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Cygwin: load_user_profile: chack if we got a valid, known domainname

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...otherwise we may suffer a SEGV because dnsdomain is NULL.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2019-02-28 23:17:55 +01:00
parent 495ae41891
commit 5d9ac1291d
1 changed files with 12 additions and 7 deletions
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5
winsup/cygwin/sec_auth.cc
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@ -288,6 +288,8 @@ load_user_profile (HANDLE token, struct passwd *pw, cygpsid &usersid)
break; break;
} }
} }
if (dnsdomain)
{
if (cldap.fetch_ad_account (usersid, false, dnsdomain)) if (cldap.fetch_ad_account (usersid, false, dnsdomain))
{ {
PWCHAR val = cldap.get_profile_path (); PWCHAR val = cldap.get_profile_path ();
@ -300,6 +302,9 @@ load_user_profile (HANDLE token, struct passwd *pw, cygpsid &usersid)
} }
free (dnsdomain); free (dnsdomain);
} }
else
debug_printf ("Unknown domain <%W>?", domain);
}
if (!LoadUserProfileW (token, &pi)) if (!LoadUserProfileW (token, &pi))
debug_printf ("LoadUserProfileW, %E"); debug_printf ("LoadUserProfileW, %E");