diff options
Diffstat (limited to 'sys/fs/devfs/devfs_rule.c')
| -rw-r--r-- | sys/fs/devfs/devfs_rule.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/fs/devfs/devfs_rule.c b/sys/fs/devfs/devfs_rule.c index 3d01f45..d26f3504 100644 --- a/sys/fs/devfs/devfs_rule.c +++ b/sys/fs/devfs/devfs_rule.c @@ -139,6 +139,8 @@ devfs_rules_apply(struct devfs_mount *dm, struct devfs_dirent *de) { struct devfs_ruleset *ds; + sx_assert(&dm->dm_lock, SX_XLOCKED); + if (dm->dm_ruleset == 0) return; sx_slock(&sx_rules); @@ -742,6 +744,11 @@ devfs_ruleset_use(devfs_rsnum rsnum, struct devfs_mount *dm) devfs_ruleset_reap(cds); } + if (rsnum == 0) { + dm->dm_ruleset = 0; + return (0); + } + ds = devfs_ruleset_bynum(rsnum); if (ds == NULL) ds = devfs_ruleset_create(rsnum); |
