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Diffstat (limited to 'sys/fs/devfs/devfs_vnops.c')
-rw-r--r--sys/fs/devfs/devfs_vnops.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/fs/devfs/devfs_vnops.c b/sys/fs/devfs/devfs_vnops.c
index 196e577..30c2c21 100644
--- a/sys/fs/devfs/devfs_vnops.c
+++ b/sys/fs/devfs/devfs_vnops.c
@@ -979,11 +979,11 @@ devfs_rioctl(struct vop_ioctl_args *ap)
struct devfs_mount *dmp;
dmp = VFSTODEVFS(ap->a_vp->v_mount);
- lockmgr(&dmp->dm_lock, LK_SHARED, 0, curthread);
+ lockmgr(&dmp->dm_lock, LK_EXCLUSIVE, 0, curthread);
devfs_populate(dmp);
- lockmgr(&dmp->dm_lock, LK_RELEASE, 0, curthread);
- error = devfs_rules_ioctl(ap->a_vp->v_mount, ap->a_command, ap->a_data,
+ error = devfs_rules_ioctl(dmp, ap->a_command, ap->a_data,
ap->a_td);
+ lockmgr(&dmp->dm_lock, LK_RELEASE, 0, curthread);
return (error);
}
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