diff options
| -rw-r--r-- | ubi-utils/mtdinfo.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/ubi-utils/mtdinfo.c b/ubi-utils/mtdinfo.c index e72d69e..b4a2f4c 100644 --- a/ubi-utils/mtdinfo.c +++ b/ubi-utils/mtdinfo.c @@ -58,6 +58,8 @@ static const char optionsstr[] = " on this MTD device\n" "-M, --map print eraseblock map\n" "-a, --all print information about all MTD devices\n" +" Note: `--all' may give less info per device\n" +" than, e.g., `mtdinfo /dev/mtdX'\n" "-h, --help print help message\n" "-V, --version print program version"; @@ -239,8 +241,14 @@ static void print_region_info(const struct mtd_dev_info *mtd) region_info_t reginfo; int r, fd; - /* If we don't have any region info, just return */ - if (!args.map && mtd->region_cnt == 0) + /* + * If we don't have any region info, just return + * + * FIXME: We can't get region_info (via ioctl) without having the MTD + * node path. This is a problem for `mtdinfo -a', for example, + * since it doesn't provide any filepath information. + */ + if (!args.node || (!args.map && mtd->region_cnt == 0)) return; /* First open the device so we can query it */ |