mtd: rawnand: remove never changed ret variable

The ret variable used for returning value in the function
`meson_nfc_rw_cmd_prepare_and_execute` is never change after initialising.
Therefore, we can remove it safely and return 0 at the end of the function.

Signed-off-by: Jason Wang <wangborong@cdjrlc.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20210803113300.24230-1-wangborong@cdjrlc.com

diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c
index 817bddc..ac3be92 100644 (file)
--- a/drivers/mtd/nand/raw/meson_nand.c
+++ b/drivers/mtd/nand/raw/meson_nand.c
@@ -580,7 +580,7 @@ static int meson_nfc_rw_cmd_prepare_and_execute(struct nand_chip *nand,
        u32 *addrs = nfc->cmdfifo.rw.addrs;
        u32 cs = nfc->param.chip_select;
        u32 cmd0, cmd_num, row_start;
-       int ret = 0, i;
+       int i;
 
        cmd_num = sizeof(struct nand_rw_cmd) / sizeof(int);
 
@@ -620,7 +620,7 @@ static int meson_nfc_rw_cmd_prepare_and_execute(struct nand_chip *nand,
                meson_nfc_cmd_idle(nfc, nfc->timing.tadl);
        }
 
-       return ret;
+       return 0;
 }
 
 static int meson_nfc_write_page_sub(struct nand_chip *nand,