[PATCH] log ppid

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 5 insertions, 2 deletions

diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 4ca913daa7da..4fc3867fa25a 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -60,6 +60,7 @@
 #include <linux/tty.h>
 #include <linux/selinux.h>
 #include <linux/binfmts.h>
+#include <linux/syscalls.h>
 
 #include "audit.h"
 
@@ -156,7 +157,7 @@ struct audit_context {
         struct audit_aux_data *aux;
 
                                 /* Save things to print about task_struct */
-        pid_t               pid;
+        pid_t               pid, ppid;
         uid_t               uid, euid, suid, fsuid;
         gid_t               gid, egid, sgid, fsgid;
         unsigned long       personality;
@@ -379,6 +380,7 @@ static inline struct audit_context *audit_get_context(struct task_struct *tsk,
         }
 
         context->pid = tsk->pid;
+        context->ppid = sys_getppid();  /* sic.  tsk == current in all cases */
         context->uid = tsk->uid;
         context->gid = tsk->gid;
         context->euid = tsk->euid;
@@ -614,7 +616,7 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
                 tty = "(none)";
         audit_log_format(ab,
                   " a0=%lx a1=%lx a2=%lx a3=%lx items=%d"
-                  " pid=%d auid=%u uid=%u gid=%u"
+                  " ppid=%d pid=%d auid=%u uid=%u gid=%u"
                   " euid=%u suid=%u fsuid=%u"
                   " egid=%u sgid=%u fsgid=%u tty=%s",
                   context->argv[0],
@@ -622,6 +624,7 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
                   context->argv[2],
                   context->argv[3],
                   context->name_count,
+                  context->ppid,
                   context->pid,
                   context->loginuid,
                   context->uid,