s3/smbd: Detect and fail attempt to set_ea_dos_attribute on link

Signed-off-by: Noel Power <noel.power@suse.com>
Reviewed-by: Jeremy Allison <jra@samba.org>

diff --git a/source3/smbd/dosmode.c b/source3/smbd/dosmode.c
index bcd680b82d6270a99e70934c5814e7cf65e07534..15676e008510a6aeecb45abc59764a1b52dee3bb 100644 (file)
--- a/source3/smbd/dosmode.c
+++ b/source3/smbd/dosmode.c
@@ -418,6 +418,10 @@ NTSTATUS set_ea_dos_attribute(connection_struct *conn,
                return NT_STATUS_NOT_IMPLEMENTED;
        }
 
+       if (smb_fname->fsp == NULL) {
+               /* symlink */
+               return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+       }
        /*
         * Don't store FILE_ATTRIBUTE_OFFLINE, it's dealt with in
         * vfs_default via DMAPI if that is enabled.