diff options
| -rw-r--r-- | src/basic/mount-util.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/basic/mount-util.c b/src/basic/mount-util.c index f0bc9cac18..a8fd63fb45 100644 --- a/src/basic/mount-util.c +++ b/src/basic/mount-util.c @@ -112,9 +112,10 @@ int fd_is_mount_point(int fd, const char *filename, int flags) { r = name_to_handle_at(fd, filename, &h.handle, &mount_id, flags); if (r < 0) { - if (errno == ENOSYS) - /* This kernel does not support name_to_handle_at() - * fall back to simpler logic. */ + if (IN_SET(errno, ENOSYS, EACCES, EPERM)) + /* This kernel does not support name_to_handle_at() at all, or the syscall was blocked (maybe + * through seccomp, because we are running inside of a container?): fall back to simpler + * logic. */ goto fallback_fdinfo; else if (errno == EOPNOTSUPP) /* This kernel or file system does not support @@ -163,7 +164,7 @@ int fd_is_mount_point(int fd, const char *filename, int flags) { fallback_fdinfo: r = fd_fdinfo_mnt_id(fd, filename, flags, &mount_id); - if (IN_SET(r, -EOPNOTSUPP, -EACCES)) + if (IN_SET(r, -EOPNOTSUPP, -EACCES, -EPERM)) goto fallback_fstat; if (r < 0) return r; |