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| author | Javier Viguera | 2012-01-18 01:49:11 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2012-01-18 01:49:11 +0100 |
| commit | ce4f39ac7c6c30e94f7ff392058928bd98347113 (patch) | |
| tree | e2f7e9ac6e4fbf1b3af4f92fa60b6bf0e7e493f2 | |
| parent | fdd0b3b398d3ea859d758992ed24eac343a6ee12 (diff) | |
| download | busybox-ce4f39ac7c6c30e94f7ff392058928bd98347113.zip busybox-ce4f39ac7c6c30e94f7ff392058928bd98347113.tar.gz | |
find_mount_point: fix find_mount_point for char devices
This allows to find mount points of 'char' devices such as UBI volumes
which otherwise fail for example with 'df' command:
/ # df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/root 72091984 12360980 56068924 18% /
devtmpfs 115236 4 115232 0% /dev
tmpfs 28672 32 28640 0% /tmp
/dev/ubi0_0 360268 18348 341920 5% /tmp/mnt/userfs
/ # df /dev/ubi0_0
Filesystem 1K-blocks Used Available Use% Mounted on
devtmpfs 115236 4 115232 0% /dev
Signed-off-by: Javier Viguera <javier.viguera@digi.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | libbb/find_mount_point.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libbb/find_mount_point.c b/libbb/find_mount_point.c index 56637ad..9676b5f 100644 --- a/libbb/find_mount_point.c +++ b/libbb/find_mount_point.c @@ -30,7 +30,8 @@ struct mntent* FAST_FUNC find_mount_point(const char *name, int subdir_too) devno_of_name = s.st_dev; block_dev = 0; - if (S_ISBLK(s.st_mode)) { + /* Why S_ISCHR? - UBI volumes use char devices, not block */ + if (S_ISBLK(s.st_mode) || S_ISCHR(s.st_mode)) { devno_of_name = s.st_rdev; block_dev = 1; } |