Cope with old CIFSFS clients that use SMBunlink to remove

symlinks instead of trans2:posix_unlink.
Jeremy.
(cherry picked from commit 59676ec21f022a2af2f72385d8ea368f2a60ad3b)

diff --git a/source3/smbd/reply.c b/source3/smbd/reply.c
index abc316315ae7fd4e7d2bcae8853deec3f8c5d90e..2365ed1da1446daf7f0ff185f6d84ab55760d66e 100644 (file)
--- a/source3/smbd/reply.c
+++ b/source3/smbd/reply.c
@@ -2383,6 +2383,8 @@ static NTSTATUS do_unlink(connection_struct *conn,
        files_struct *fsp;
        uint32 dirtype_orig = dirtype;
        NTSTATUS status;
+       int ret;
+       bool posix_paths = lp_posix_pathnames();
 
        DEBUG(10,("do_unlink: %s, dirtype = %d\n",
                  smb_fname_str_dbg(smb_fname),
@@ -2392,7 +2394,12 @@ static NTSTATUS do_unlink(connection_struct *conn,
                return NT_STATUS_MEDIA_WRITE_PROTECTED;
        }
 
-       if (SMB_VFS_LSTAT(conn, smb_fname) != 0) {
+       if (posix_paths) {
+               ret = SMB_VFS_LSTAT(conn, smb_fname);
+       } else {
+               ret = SMB_VFS_LSTAT(conn, smb_fname);
+       }
+       if (ret != 0) {
                return map_nt_error_from_unix(errno);
        }
 
@@ -2479,7 +2486,9 @@ static NTSTATUS do_unlink(connection_struct *conn,
                 FILE_SHARE_NONE,       /* share_access */
                 FILE_OPEN,             /* create_disposition*/
                 FILE_NON_DIRECTORY_FILE, /* create_options */
-                FILE_ATTRIBUTE_NORMAL, /* file_attributes */
+                                       /* file_attributes */
+                posix_paths ? FILE_FLAG_POSIX_SEMANTICS|0777 :
+                               FILE_ATTRIBUTE_NORMAL,
                 0,                     /* oplock_request */
                 0,                     /* allocation_size */
                 NULL,                  /* sd */