diff options
| author | Christophe Kerello <christophe.kerello@st.com> | 2020-07-31 09:53:34 +0200 |
|---|---|---|
| committer | Patrice Chotard <patrice.chotard@st.com> | 2020-08-13 09:53:34 +0200 |
| commit | e99e812e12909c32b236efb10c16598663236675 (patch) | |
| tree | 451cd3e59e4584d2ef49b065d4fd95b1e8975278 /drivers/mtd | |
| parent | 9a2b0540dc62ccc2a1a2d58727d1eec5466d1a0f (diff) | |
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>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/raw/stm32_fmc2_nand.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c index 3306bd8ac9..2929acf66d 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; |