[PATCH] log ppid

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

diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 4ca913daa7da48807451a53a6396047a29b5b516..4fc3867fa25afcaf4d6f3d795409d4573e0788c7 100644 (file)
--- 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,