Commit c96f824a authored by Minghao Chi's avatar Minghao Chi Committed by Miquel Raynal
Browse files

mtd: rawnand: cs553x: simplify the return expression of cs553x_write_ctrl_byte() 



Simplify the return expression.

Reported-by: default avatarZeal Robot <zealci@zte.com.cn>
Signed-off-by: default avatarMinghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20220505022354.61458-1-chi.minghao@zte.com.cn
parent 77389812

drivers/mtd/nand/raw/cs553x_nand.c

+1 −6
Original line number Diff line number Diff line
@@ -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,