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-rw-r--r--source3/smbd/open.c40
1 files changed, 31 insertions, 9 deletions
diff --git a/source3/smbd/open.c b/source3/smbd/open.c
index 1a6a50bf5f..6ad85b752e 100644
--- a/source3/smbd/open.c
+++ b/source3/smbd/open.c
@@ -192,6 +192,25 @@ static NTSTATUS check_parent_access(struct connection_struct *conn,
}
/****************************************************************************
+ If the requester wanted DELETE_ACCESS and was only rejected because
+ the file ACL didn't include DELETE_ACCESS, see if the parent ACL
+ ovverrides this.
+****************************************************************************/
+
+static bool parent_override_delete(connection_struct *conn,
+ struct smb_filename *smb_fname,
+ uint32_t access_mask,
+ uint32_t rejected_mask)
+{
+ if ((access_mask & DELETE_ACCESS) &&
+ (rejected_mask == DELETE_ACCESS) &&
+ can_delete_file_in_directory(conn, smb_fname)) {
+ return true;
+ }
+ return false;
+}
+
+/****************************************************************************
fd support routines - attempt to do a dos_open.
****************************************************************************/
@@ -595,10 +614,10 @@ static NTSTATUS open_file(files_struct *fsp,
smb_fname)));
}
- if ((access_mask & DELETE_ACCESS) &&
- (access_granted & DELETE_ACCESS) &&
- can_delete_file_in_directory(conn,
- smb_fname)) {
+ if (parent_override_delete(conn,
+ smb_fname,
+ access_mask,
+ access_granted)) {
/* Were we trying to do a stat open
* for delete and didn't get DELETE
* access (only) ? Check if the
@@ -619,12 +638,14 @@ static NTSTATUS open_file(files_struct *fsp,
if (access_granted != 0) {
DEBUG(10,("open_file: Access "
- "denied on file "
+ "denied (0x%x) on file "
"%s\n",
+ access_granted,
smb_fname_str_dbg(
smb_fname)));
return status;
}
+
} else if (NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND) &&
fsp->posix_open &&
S_ISLNK(smb_fname->st.st_ex_mode)) {
@@ -2788,10 +2809,11 @@ static NTSTATUS open_directory(connection_struct *conn,
* http://blogs.msdn.com/oldnewthing/archive/2004/06/04/148426.aspx
* for details. */
- if ((NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED) &&
- (access_mask & DELETE_ACCESS) &&
- (access_granted == DELETE_ACCESS) &&
- can_delete_file_in_directory(conn, smb_dname))) {
+ if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED) &&
+ parent_override_delete(conn,
+ smb_dname,
+ access_mask,
+ access_granted)) {
DEBUG(10,("open_directory: overrode ACCESS_DENIED "
"on directory %s\n",
smb_fname_str_dbg(smb_dname)));