Attachment #276271 for bug #199725




#define SIDGROUP 2

/*
 * Minimum security identifier can be one for system defined Users
 * and Groups such as NULL SID and World or Built-in accounts such
 * as Administrator and Guest and consists of
 * SID string format designator + Revision + Authority + Domain (1 Subauthority)
 */
#define MIN_SID_LEN  (1 + 1 + 6 + 1)

/*
 * Minimum security descriptor can be one without any SACL and DACL and can
 * consist of revision, type, and two sids of minimum size for owner and group
 */
#define MIN_SEC_DESC_LEN  (1 + 2 + (2 * MIN_SID_LEN))

/*
 * Security Descriptor length containing DACL with 3 ACEs (one each for
 * owner, group and world).
 */

Lines 2360-2367 int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon, Link Here

(-)a/fs/cifs/smb2pdu.c (-2 / +1 lines)
2360	return query_info(xid, tcon, persistent_fid, volatile_fid,	2360	return query_info(xid, tcon, persistent_fid, volatile_fid,
2361	FILE_ALL_INFORMATION, SMB2_O_INFO_FILE, 0,	2361	FILE_ALL_INFORMATION, SMB2_O_INFO_FILE, 0,
2362	sizeof(struct smb2_file_all_info) + PATH_MAX * 2,	2362	sizeof(struct smb2_file_all_info) + PATH_MAX * 2,
2363	sizeof(struct smb2_file_all_info), (void **)&data,	2363	MIN_SEC_DESC_LEN, (void **)&data, NULL);
2364	NULL);
2365	}	2364	}
2366		2365
2367	int	2366	int

Return to bug 199725

Lines 40-45 Link Here

(-)a/fs/cifs/cifsacl.h (+14 lines)
40	#define SIDGROUP 2	40	#define SIDGROUP 2
41		41
42	/*	42	/*
		43	* Minimum security identifier can be one for system defined Users
		44	* and Groups such as NULL SID and World or Built-in accounts such
		45	* as Administrator and Guest and consists of
		46	* SID string format designator + Revision + Authority + Domain (1 Subauthority)
		47	*/
		48	#define MIN_SID_LEN (1 + 1 + 6 + 1)
		49
		50	/*
		51	* Minimum security descriptor can be one without any SACL and DACL and can
		52	* consist of revision, type, and two sids of minimum size for owner and group
		53	*/
		54	#define MIN_SEC_DESC_LEN (1 + 2 + (2 * MIN_SID_LEN))
		55
		56	/*
43	* Security Descriptor length containing DACL with 3 ACEs (one each for	57	* Security Descriptor length containing DACL with 3 ACEs (one each for
44	* owner, group and world).	58	* owner, group and world).
45	*/	59	*/