From c96f824af0e9f88299430db8360dfc9e6c40df36 Mon Sep 17 00:00:00 2001 From: Minghao Chi Date: Thu, 5 May 2022 02:23:54 +0000 Subject: 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 --- drivers/mtd/nand/raw/cs553x_nand.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) (limited to 'drivers/mtd') diff --git a/drivers/mtd/nand/raw/cs553x_nand.c b/drivers/mtd/nand/raw/cs553x_nand.c index 6edf78c16fc8..f0a15717cf05 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, -- cgit v1.2.3