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authorBrian Norris <computersforpeace@gmail.com>2014-08-06 18:16:56 -0700
committerBrian Norris <computersforpeace@gmail.com>2014-11-05 02:02:20 -0800
commit1d61dcb3ff5e4713d242a539947d8dd650ab3014 (patch)
treed61febf46b37778e65a2eb7d524adb1fae5acc67 /drivers/mtd/spi-nor
parent51983b7dcf3a50f4fdf6353235cd520e6c946e5a (diff)
mtd: spi-nor: handle timeout errors in spi_nor_write()
The error label was unused here. It looks like we're missing at least one case that should be doing 'goto write_err'. Signed-off-by: Brian Norris <computersforpeace@gmail.com> Reviewed-by: Marek Vasut <marex@denx.de> Acked-by: Huang Shijie <shijie8@gmail.com>
Diffstat (limited to 'drivers/mtd/spi-nor')
-rw-r--r--drivers/mtd/spi-nor/spi-nor.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index c66de2fc89d6..b62d9d00c30e 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -805,7 +805,10 @@ static int spi_nor_write(struct mtd_info *mtd, loff_t to, size_t len,
if (page_size > nor->page_size)
page_size = nor->page_size;
- wait_till_ready(nor);
+ ret = wait_till_ready(nor);
+ if (ret)
+ goto write_err;
+
write_enable(nor);
nor->write(nor, to + i, page_size, retlen, buf + i);
@@ -814,7 +817,7 @@ static int spi_nor_write(struct mtd_info *mtd, loff_t to, size_t len,
write_err:
spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_WRITE);
- return 0;
+ return ret;
}
static int macronix_quad_enable(struct spi_nor *nor)