unlikely has already included in IS_ERR(), so just
remove redundant likely/unlikely annotation.
Signed-off-by: NChengguang Xu <cgxu519@gmx.com>
Reviewed-by: NHoria Geantă <horia.geanta@nxp.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>