diff options
| -rw-r--r-- | source3/smbd/open.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/source3/smbd/open.c b/source3/smbd/open.c index bcb866c378..29a854a397 100644 --- a/source3/smbd/open.c +++ b/source3/smbd/open.c @@ -408,6 +408,24 @@ static BOOL check_share_mode(connection_struct *conn, share_mode_entry *share, i if ( !(desired_access & (FILE_READ_DATA|FILE_WRITE_DATA|FILE_APPEND_DATA|FILE_EXECUTE)) && !(share->desired_access & (FILE_READ_DATA|FILE_WRITE_DATA|FILE_APPEND_DATA|FILE_EXECUTE)) ) { + + /* + * Wrinkle discovered by smbtorture.... + * If both are non-io open and requester is asking for delete and current open has delete access + * but neither open has allowed file share delete then deny.... this is very strange and + * seems to be the only case in which non-io opens conflict. JRA. + */ + + if ((desired_access & DELETE_ACCESS) && (share->desired_access & DELETE_ACCESS) && + (!GET_ALLOW_SHARE_DELETE(share->share_mode) || !GET_ALLOW_SHARE_DELETE(share_mode))) { + DEBUG(5,("check_share_mode: Failing open on file %s as delete access requests conflict.\n", + fname )); + unix_ERR_class = ERRDOS; + unix_ERR_code = ERRbadshare; + + return False; + } + DEBUG(5,("check_share_mode: Allowing open on file %s as both desired access (0x%x) \ and existing desired access (0x%x) are non-data opens\n", fname, (unsigned int)desired_access, (unsigned int)share->desired_access )); |