sf: fix stmicro offset setup while erasing
Reported-by: Peter Gombos <gombos@protecta.hu>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/drivers/mtd/spi/stmicro.c b/drivers/mtd/spi/stmicro.c
index 9b910c1..ae0d047 100644
--- a/drivers/mtd/spi/stmicro.c
+++ b/drivers/mtd/spi/stmicro.c
@@ -281,7 +281,8 @@
ret = 0;
for (actual = 0; actual < len; actual++) {
- cmd[1] = (offset / sector_size) + actual;
+ cmd[1] = offset >> 16;
+ offset += sector_size;
ret = spi_flash_cmd(flash->spi, CMD_M25PXX_WREN, NULL, 0);
if (ret < 0) {