[PATCH 01/11] mtd: rawnand: stm32_fmc2: fix a buffer overflow

The chip select defined in the device tree could only be 0 or 1.

Signed-off-by: Christophe Kerello christophe.kerello@st.com ---

drivers/mtd/nand/raw/stm32_fmc2_nand.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c index 3306bd8..2929acf 100644 --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c @@ -846,7 +846,7 @@ static int stm32_fmc2_parse_child(struct stm32_fmc2_nfc *fmc2, }

for (i = 0; i < nand->ncs; i++) { - if (cs[i] > FMC2_MAX_CE) { + if (cs[i] >= FMC2_MAX_CE) { pr_err("Invalid reg value: %d\n", nand->cs_used[i]); return -EINVAL;