From: Minghao Chi Date: Thu, 5 May 2022 02:23:54 +0000 (+0000) Subject: mtd: rawnand: cs553x: simplify the return expression of cs553x_write_ctrl_byte() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c96f824af0e9f88299430db8360dfc9e6c40df36;p=linux.git mtd: rawnand: cs553x: simplify the return expression of cs553x_write_ctrl_byte() Simplify the return expression. Reported-by: Zeal Robot Signed-off-by: Minghao Chi Signed-off-by: Miquel Raynal Link: https://lore.kernel.org/linux-mtd/20220505022354.61458-1-chi.minghao@zte.com.cn --- diff --git a/drivers/mtd/nand/raw/cs553x_nand.c b/drivers/mtd/nand/raw/cs553x_nand.c index 6edf78c16fc8b..f0a15717cf055 100644 --- a/drivers/mtd/nand/raw/cs553x_nand.c +++ b/drivers/mtd/nand/raw/cs553x_nand.c @@ -104,17 +104,12 @@ static int cs553x_write_ctrl_byte(struct cs553x_nand_controller *cs553x, u32 ctl, u8 data) { u8 status; - int ret; writeb(ctl, cs553x->mmio + MM_NAND_CTL); writeb(data, cs553x->mmio + MM_NAND_IO); - ret = readb_poll_timeout_atomic(cs553x->mmio + MM_NAND_STS, status, + return readb_poll_timeout_atomic(cs553x->mmio + MM_NAND_STS, status, !(status & CS_NAND_CTLR_BUSY), 1, 100000); - if (ret) - return ret; - - return 0; } static void cs553x_data_in(struct cs553x_nand_controller *cs553x, void *buf,