From: Steve French stfrench@microsoft.com
commit 8668115cf2db40e22e7be02652a3673d8d30c9f0 upstream.
We should not be logging a warning repeatedly on change notify.
CC: Stable stable@vger.kernel.org # v5.6+ Signed-off-by: Steve French stfrench@microsoft.com Reviewed-by: Ronnie Sahlberg lsahlber@redhat.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- fs/cifs/smb2misc.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
--- a/fs/cifs/smb2misc.c +++ b/fs/cifs/smb2misc.c @@ -354,9 +354,13 @@ smb2_get_data_area_len(int *off, int *le ((struct smb2_ioctl_rsp *)shdr)->OutputCount); break; case SMB2_CHANGE_NOTIFY: + *off = le16_to_cpu( + ((struct smb2_change_notify_rsp *)shdr)->OutputBufferOffset); + *len = le32_to_cpu( + ((struct smb2_change_notify_rsp *)shdr)->OutputBufferLength); + break; default: - /* BB FIXME for unimplemented cases above */ - cifs_dbg(VFS, "no length check for command\n"); + cifs_dbg(VFS, "no length check for command %d\n", le16_to_cpu(shdr->Command)); break; }