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authorMinghao Chi <chi.minghao@zte.com.cn>2022-05-05 02:23:54 +0000
committerMiquel Raynal <miquel.raynal@bootlin.com>2022-05-12 16:43:03 +0200
commitc96f824af0e9f88299430db8360dfc9e6c40df36 (patch)
treecc92bb6052f54e8e2d2aac290f0cdcdd351c71f6 /drivers/mtd
parentmtd: rawnand: kioxia: Add support for TH58NVG3S0HBAI4 (diff)
downloadlinux-dev-c96f824af0e9f88299430db8360dfc9e6c40df36.tar.xz
linux-dev-c96f824af0e9f88299430db8360dfc9e6c40df36.zip
mtd: rawnand: cs553x: simplify the return expression of cs553x_write_ctrl_byte()
Simplify the return expression. Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/linux-mtd/20220505022354.61458-1-chi.minghao@zte.com.cn
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/raw/cs553x_nand.c7
1 files changed, 1 insertions, 6 deletions
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,