diff options
Diffstat (limited to 'net/core/scm.c')
| -rw-r--r-- | net/core/scm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/core/scm.c b/net/core/scm.c index 045ab5bdac7d..358a4e04d46c 100644 --- a/net/core/scm.c +++ b/net/core/scm.c @@ -23,6 +23,7 @@ #include <linux/security.h> #include <linux/pid_namespace.h> #include <linux/pid.h> +#include <linux/pidfs.h> #include <linux/nsproxy.h> #include <linux/slab.h> #include <linux/errqueue.h> @@ -147,9 +148,15 @@ EXPORT_SYMBOL(__scm_destroy); static inline int scm_replace_pid(struct scm_cookie *scm, struct pid *pid) { + int err; + /* drop all previous references */ scm_destroy_cred(scm); + err = pidfs_register_pid(pid); + if (unlikely(err)) + return err; + scm->pid = pid; scm->creds.pid = pid_vnr(pid); return 0; |