4.9-stable review patch. If anyone has any objections, please let me know.
------------------
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
commit 193e87143c290ec16838f5368adc0e0bc94eb931 upstream.
There are CQSPI_MAX_CHIPSELECT elements in the ->f_pdata array so the >
should be >=.
Fixes: 140623410536 ('mtd: spi-nor: Add driver for Cadence Quad SPI Flash Controller')
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Marek Vasut <marex@xxxxxxx>
Signed-off-by: Cyrille Pitchen <cyrille.pitchen@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/mtd/spi-nor/cadence-quadspi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/mtd/spi-nor/cadence-quadspi.c
+++ b/drivers/mtd/spi-nor/cadence-quadspi.c
@@ -1082,7 +1082,7 @@ static int cqspi_setup_flash(struct cqsp
goto err;
}
- if (cs > CQSPI_MAX_CHIPSELECT) {
+ if (cs >= CQSPI_MAX_CHIPSELECT) {
dev_err(dev, "Chip select %d out of range.\n", cs);
goto err;
}
--
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