From: Al Viro <[email protected]>
Date: Wed Mar 29 20:02:55 2006 -0500
Don't assume that audit_log_exit() et.al. are called for the context of
current; pass task explictly.
Signed-off-by: Al Viro <[email protected]>
---
kernel/auditsc.c | 20 ++++++++++----------
1 files changed, 10 insertions(+), 10 deletions(-)
45d9bb0e37668b7c64d1e49e98fbc4733c23b334
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 7f160df..4052f0a 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -536,13 +536,13 @@ error_path:
return;
}
-static void audit_log_task_info(struct audit_buffer *ab, gfp_t gfp_mask)
+static void audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk, gfp_t gfp_mask)
{
- char name[sizeof(current->comm)];
- struct mm_struct *mm = current->mm;
+ char name[sizeof(tsk->comm)];
+ struct mm_struct *mm = tsk->mm;
struct vm_area_struct *vma;
- get_task_comm(name, current);
+ get_task_comm(name, tsk);
audit_log_format(ab, " comm=");
audit_log_untrustedstring(ab, name);
@@ -551,7 +551,7 @@ static void audit_log_task_info(struct a
/*
* this is brittle; all callers that pass GFP_ATOMIC will have
- * NULL current->mm and we won't get here.
+ * NULL tsk->mm and we won't get here.
*/
down_read(&mm->mmap_sem);
vma = mm->mmap;
@@ -569,7 +569,7 @@ static void audit_log_task_info(struct a
audit_log_task_context(ab, gfp_mask);
}
-static void audit_log_exit(struct audit_context *context, gfp_t gfp_mask)
+static void audit_log_exit(struct audit_context *context, struct task_struct *tsk, gfp_t gfp_mask)
{
int i;
struct audit_buffer *ab;
@@ -587,8 +587,8 @@ static void audit_log_exit(struct audit_
audit_log_format(ab, " success=%s exit=%ld",
(context->return_valid==AUDITSC_SUCCESS)?"yes":"no",
context->return_code);
- if (current->signal->tty && current->signal->tty->name)
- tty = current->signal->tty->name;
+ if (tsk->signal && tsk->signal->tty && tsk->signal->tty->name)
+ tty = tsk->signal->tty->name;
else
tty = "(none)";
audit_log_format(ab,
@@ -720,7 +720,7 @@ void audit_free(struct task_struct *tsk)
* We use GFP_ATOMIC here because we might be doing this
* in the context of the idle thread */
if (context->in_syscall && context->auditable)
- audit_log_exit(context, GFP_ATOMIC);
+ audit_log_exit(context, tsk, GFP_ATOMIC);
audit_free_context(context);
}
@@ -839,7 +839,7 @@ void audit_syscall_exit(struct task_stru
goto out;
if (context->in_syscall && context->auditable)
- audit_log_exit(context, GFP_KERNEL);
+ audit_log_exit(context, tsk, GFP_KERNEL);
context->in_syscall = 0;
context->auditable = 0;
--
1.3.0.g0080f
-
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