Remove superfluous "break", as there is a "return" before them.
Signed-off-by: zuoqilin <zuoqilin@yulong.com>
Link: https://lore.kernel.org/r/20210527030445.1201-1-zuoqilin1@163.comSigned-off-by: Takashi Iwai <tiwai@suse.de>