- We must hold a reference to a vnode before calling vgone() otherwise

it may not be removed from the freelist. MFC After: 1 week Found by: kris
2006-02-22 09:05:40 +00:00 · 2006-02-22 09:05:40 +00:00 · f50b03bfd6
commit f50b03bfd6
parent a4aeaefe5a
1 changed files with 2 additions and 0 deletions
--- a/sys/fs/devfs/devfs_devs.c
+++ b/sys/fs/devfs/devfs_devs.c
@ -239,8 +239,10 @@ devfs_delete(struct devfs_mount *dm, struct devfs_dirent *de)
 		de->de_symlink = NULL;
 	}
 	if (de->de_vnode != NULL) {
+		vhold(de->de_vnode);
 		de->de_vnode->v_data = NULL;
 		vgone(de->de_vnode);
+		vdrop(de->de_vnode);
 		de->de_vnode = NULL;
 	}
 #ifdef MAC