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mtd: spi-nor: Off by one in cqspi_setup_flash()

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commit 193e87143c upstream.

There are CQSPI_MAX_CHIPSELECT elements in the ->f_pdata array so the >
should be >=.

Fixes: 1406234105 ('mtd: spi-nor: Add driver for Cadence Quad SPI Flash Controller')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Carpenter
2016-10-13 11:06:47 +03:00
committed by Greg Kroah-Hartman
parent ebdfcaa14e
commit e55e6c026b
1 changed files with 1 additions and 1 deletions
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2
drivers/mtd/spi-nor/cadence-quadspi.c
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@@ -1082,7 +1082,7 @@ static int cqspi_setup_flash(struct cqspi_st *cqspi, struct device_node *np)
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;
}