From: Christophe Kerello christophe.kerello@st.com
[ Upstream commit ab16f54ef3cdb6bbc06a36f636a89e6db8a6cea3 ]
This patch solves following static checker warning: drivers/mtd/nand/raw/stm32_fmc2_nand.c:350 stm32_fmc2_nfc_select_chip() error: buffer overflow 'nfc->data_phys_addr' 2 <= 2
The CS value can only be 0 or 1.
Signed-off-by: Christophe Kerello christophe.kerello@st.com Fixes: 2cd457f328c1 ("mtd: rawnand: stm32_fmc2: add STM32 FMC2 NAND flash controller driver") Signed-off-by: Miquel Raynal miquel.raynal@bootlin.com Link: https://lore.kernel.org/linux-mtd/1595325127-32693-1-git-send-email-christop... Signed-off-by: Sasha Levin sashal@kernel.org --- 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 7f4546ae91303..5792fb240cb2b 100644 --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c @@ -1762,7 +1762,7 @@ static int stm32_fmc2_nfc_parse_child(struct stm32_fmc2_nfc *nfc, return ret; }
- if (cs > FMC2_MAX_CE) { + if (cs >= FMC2_MAX_CE) { dev_err(nfc->dev, "invalid reg value: %d\n", cs); return -EINVAL; }