f4a85e00b2
There is no need to define the variable "ret" to receive. Signed-off-by: zuoqilin <zuoqilin@yulong.com> Link: https://lore.kernel.org/r/20210610024053.1217-1-zuoqilin1@163.com Signed-off-by: Takashi Iwai <tiwai@suse.de>