summaryrefslogtreecommitdiff
path: root/include/linux/binfmts.h
diff options
context:
space:
mode:
authorKees Cook <keescook@chromium.org>2017-07-19 01:25:23 +0300
committerKees Cook <keescook@chromium.org>2017-08-01 22:02:48 +0300
commitddb4a1442def2a78b91a85b4251fb712ef23662b (patch)
tree2e6ed1b1f5f92f463afe5480cd947273e1d43671 /include/linux/binfmts.h
parent520eccdfe187591a51ea9ab4c1a024ae4d0f68d9 (diff)
downloadlinux-ddb4a1442def2a78b91a85b4251fb712ef23662b.tar.xz
exec: Rename bprm->cred_prepared to called_set_creds
The cred_prepared bprm flag has a misleading name. It has nothing to do with the bprm_prepare_cred hook, and actually tracks if bprm_set_creds has been called. Rename this flag and improve its comment. Cc: David Howells <dhowells@redhat.com> Cc: Stephen Smalley <sds@tycho.nsa.gov> Cc: Casey Schaufler <casey@schaufler-ca.com> Signed-off-by: Kees Cook <keescook@chromium.org> Acked-by: John Johansen <john.johansen@canonical.com> Acked-by: James Morris <james.l.morris@oracle.com> Acked-by: Paul Moore <paul@paul-moore.com> Acked-by: Serge Hallyn <serge@hallyn.com>
Diffstat (limited to 'include/linux/binfmts.h')
-rw-r--r--include/linux/binfmts.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 3ae9013eeaaa..9023e1d2d5cd 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -25,8 +25,12 @@ struct linux_binprm {
struct mm_struct *mm;
unsigned long p; /* current top of mem */
unsigned int
- cred_prepared:1,/* true if creds already prepared (multiple
- * preps happen for interpreters) */
+ /*
+ * True after the bprm_set_creds hook has been called once
+ * (multiple calls can be made via prepare_binprm() for
+ * binfmt_script/misc).
+ */
+ called_set_creds:1,
cap_effective:1;/* true if has elevated effective capabilities,
* false if not; except for init which inherits
* its parent's caps anyway */