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-rw-r--r--kernel/auditsc.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 105147631753..b61c0191f3da 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -278,8 +278,11 @@ static int audit_filter_rules(struct task_struct *tsk,
result = audit_comparator(tsk->pid, f->op, f->val);
break;
case AUDIT_PPID:
- if (ctx)
+ if (ctx) {
+ if (!ctx->ppid)
+ ctx->ppid = sys_getppid();
result = audit_comparator(ctx->ppid, f->op, f->val);
+ }
break;
case AUDIT_UID:
result = audit_comparator(tsk->uid, f->op, f->val);
@@ -795,7 +798,8 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
/* tsk == current */
context->pid = tsk->pid;
- context->ppid = sys_getppid(); /* sic. tsk == current in all cases */
+ if (!context->ppid)
+ context->ppid = sys_getppid();
context->uid = tsk->uid;
context->gid = tsk->gid;
context->euid = tsk->euid;
@@ -1137,6 +1141,7 @@ void audit_syscall_entry(int arch, int major,
context->ctime = CURRENT_TIME;
context->in_syscall = 1;
context->auditable = !!(state == AUDIT_RECORD_CONTEXT);
+ context->ppid = 0;
}
/**