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-rw-r--r--sys/kern/subr_acl_nfs4.c8
-rw-r--r--sys/kern/subr_acl_posix1e.c2
-rw-r--r--sys/kern/vfs_subr.c2
3 files changed, 12 insertions, 0 deletions
diff --git a/sys/kern/subr_acl_nfs4.c b/sys/kern/subr_acl_nfs4.c
index fbd233b..19ac1b0 100644
--- a/sys/kern/subr_acl_nfs4.c
+++ b/sys/kern/subr_acl_nfs4.c
@@ -163,6 +163,14 @@ vaccess_acl_nfs4(enum vtype type, uid_t file_uid, gid_t file_gid,
int denied, explicitly_denied, access_mask, is_directory,
must_be_owner = 0;
+ KASSERT((accmode & ~(VEXEC | VWRITE | VREAD | VADMIN | VAPPEND |
+ VEXPLICIT_DENY | VREAD_NAMED_ATTRS | VWRITE_NAMED_ATTRS |
+ VDELETE_CHILD | VREAD_ATTRIBUTES | VWRITE_ATTRIBUTES | VDELETE |
+ VREAD_ACL | VWRITE_ACL | VWRITE_OWNER | VSYNCHRONIZE)) == 0,
+ ("invalid bit in accmode"));
+ KASSERT((accmode & VAPPEND) == 0 || (accmode & VWRITE),
+ ("VAPPEND without VWRITE"));
+
if (privused != NULL)
*privused = 0;
diff --git a/sys/kern/subr_acl_posix1e.c b/sys/kern/subr_acl_posix1e.c
index 9690580..600067c 100644
--- a/sys/kern/subr_acl_posix1e.c
+++ b/sys/kern/subr_acl_posix1e.c
@@ -63,6 +63,8 @@ vaccess_acl_posix1e(enum vtype type, uid_t file_uid, gid_t file_gid,
KASSERT((accmode & ~(VEXEC | VWRITE | VREAD | VADMIN | VAPPEND)) == 0,
("invalid bit in accmode"));
+ KASSERT((accmode & VAPPEND) == 0 || (accmode & VWRITE),
+ ("VAPPEND without VWRITE"));
/*
* Look for a normal, non-privileged way to access the file/directory
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c
index cb6920f..9fe4d43 100644
--- a/sys/kern/vfs_subr.c
+++ b/sys/kern/vfs_subr.c
@@ -3534,6 +3534,8 @@ vaccess(enum vtype type, mode_t file_mode, uid_t file_uid, gid_t file_gid,
KASSERT((accmode & ~(VEXEC | VWRITE | VREAD | VADMIN | VAPPEND)) == 0,
("invalid bit in accmode"));
+ KASSERT((accmode & VAPPEND) == 0 || (accmode & VWRITE),
+ ("VAPPEND without VWRITE"));
/*
* Look for a normal, non-privileged way to access the file/directory
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