diff options
| -rw-r--r-- | libbb/find_root_device.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/libbb/find_root_device.c b/libbb/find_root_device.c index c595321df..836ce44d5 100644 --- a/libbb/find_root_device.c +++ b/libbb/find_root_device.c @@ -38,8 +38,11 @@ extern char *find_real_root_device_name(const char* name) if (stat("/", &rootStat) != 0) bb_perror_msg("could not stat '/'"); else { - if ((dev = rootStat.st_rdev)==0) - dev=rootStat.st_dev; + /* This check is here in case they pass in /dev name */ + if ((rootStat.st_mode & S_IFMT) == S_IFBLK) + dev = rootStat.st_rdev; + else + dev = rootStat.st_dev; dir = opendir("/dev"); if (!dir) |