diff options
| author | Topi Miettinen <topimiettinen@users.noreply.github.com> | 2016-07-20 14:43:21 +0000 |
|---|---|---|
| committer | Evgeny Vereshchagin <evvers@ya.ru> | 2016-07-20 17:43:21 +0300 |
| commit | 176e51b7102d7bba875e58b85b59e2ed7e30bc89 (patch) | |
| tree | 8795ddee65a2faa8e0b9e8edf1605307167c5e9f /src | |
| parent | 01a326affde96a8b97ac3a250e9168224508bf0b (diff) | |
namespace: fix wrong return value from mount(2) (#3758)
Fix bug introduced by #3263: mount(2) return value is 0 or -1, not errno.
Thanks to Evgeny Vereshchagin (@evverx) for reporting.
Diffstat (limited to 'src')
| -rw-r--r-- | src/core/namespace.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/core/namespace.c b/src/core/namespace.c index 8df82c031c..4baf4750f4 100644 --- a/src/core/namespace.c +++ b/src/core/namespace.c @@ -347,7 +347,8 @@ static int make_read_only(BindMount *m) { else if (IN_SET(m->mode, READWRITE, PRIVATE_TMP, PRIVATE_VAR_TMP, PRIVATE_DEV)) { r = bind_remount_recursive(m->path, false); if (r == 0 && m->mode == PRIVATE_DEV) /* can be readonly but the submounts can't*/ - r = mount(NULL, m->path, NULL, MS_REMOUNT|DEV_MOUNT_OPTIONS|MS_RDONLY, NULL); + if (mount(NULL, m->path, NULL, MS_REMOUNT|DEV_MOUNT_OPTIONS|MS_RDONLY, NULL) < 0) + r = -errno; } else r = 0; |