diff options
| -rw-r--r-- | drivers/mtd/chips/jedec_probe.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mtd/chips/jedec_probe.c b/drivers/mtd/chips/jedec_probe.c index c443f527a53a..88ce823f9233 100644 --- a/drivers/mtd/chips/jedec_probe.c +++ b/drivers/mtd/chips/jedec_probe.c @@ -1888,6 +1888,8 @@ static inline u32 jedec_read_mfr(struct map_info *map, uint32_t base, do { uint32_t ofs = cfi_build_cmd_addr(0 + (bank << 8), map, cfi); mask = (1 << (cfi->device_type * 8)) - 1; + if (ofs >= map->size) + return 0; result = map_read(map, base + ofs); bank++; } while ((result.x[0] & mask) == CFI_MFR_CONTINUATION); |