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Workaround owner/group SIDs being NULL 

* sec_acl.cc (set_posix_access): Workaround owner/group SIDs being NULL.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2015-04-16 18:29:16 +02:00
parent baacff7c79
commit de67909ac1
2 changed files with 9 additions and 2 deletions
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4
winsup/cygwin/ChangeLog
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@ -1,3 +1,7 @@
2015-04-16 Corinna Vinschen <corinna@vinschen.de>
* sec_acl.cc (set_posix_access): Workaround owner/group SIDs being NULL.
2015-04-15 Corinna Vinschen <corinna@vinschen.de>
* sec_acl.cc (set_posix_access): Handle files with owner == group.

7
winsup/cygwin/sec_acl.cc
View File

@ -141,7 +141,7 @@ set_posix_access (mode_t attr, uid_t uid, gid_t gid,
mode_t class_obj = 0, other_obj, group_obj, deny;
DWORD access;
int idx, start_idx, class_idx, tmp_idx;
bool owner_eq_group;
bool owner_eq_group = false;
bool dev_saw_admins = false;
/* Initialize local security descriptor. */
@ -166,7 +166,10 @@ set_posix_access (mode_t attr, uid_t uid, gid_t gid,
__seterrno_from_nt_status (status);
return NULL;
}
owner_eq_group = RtlEqualSid (owner, group);
/* If the account DBs are broken, we might end up without SIDs. Better
check them here. */
if (owner && group)
owner_eq_group = RtlEqualSid (owner, group);
/* No POSIX ACL? Use attr to generate one from scratch. */
if (!aclbufp)