Assert that a ucred is unshared before we remap its ids.

2001-10-20 03:30:34 +00:00 · 2001-10-20 03:30:34 +00:00 · 6d85fccce7
commit 6d85fccce7
parent 8ceded814a
1 changed files with 2 additions and 0 deletions
--- a/sys/fs/umapfs/umap_subr.c
+++ b/sys/fs/umapfs/umap_subr.c
@ -362,6 +362,8 @@ umap_mapids(v_mount, credp)
 	if (credp == NOCRED)
 		return;

+	KASSERT(!crshared(credp), ("remapping a shared cred"));
+
 	/* Find uid entry in map */

 	uid = (uid_t) umap_findid(credp->cr_uid,