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-rw-r--r--kernel/auditsc.c44
1 files changed, 14 insertions, 30 deletions
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 83e946f1cdde..327e65d50674 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -131,11 +131,6 @@ struct audit_aux_data_execve {
struct mm_struct *mm;
};
-struct audit_aux_data_fd_pair {
- struct audit_aux_data d;
- int fd[2];
-};
-
struct audit_aux_data_pids {
struct audit_aux_data d;
pid_t target_pid[AUDIT_AUX_PIDS];
@@ -241,6 +236,7 @@ struct audit_context {
struct mq_attr attr;
} mq_open;
};
+ int fds[2];
#if AUDIT_DEBUG
int put_count;
@@ -1382,11 +1378,6 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
audit_log_execve_info(context, &ab, axi);
break; }
- case AUDIT_FD_PAIR: {
- struct audit_aux_data_fd_pair *axs = (void *)aux;
- audit_log_format(ab, "fd0=%d fd1=%d", axs->fd[0], axs->fd[1]);
- break; }
-
case AUDIT_BPRM_FCAPS: {
struct audit_aux_data_bprm_fcaps *axs = (void *)aux;
audit_log_format(ab, "fver=%x", axs->fcap_ver);
@@ -1416,6 +1407,15 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
if (context->type)
show_special(context, &call_panic);
+ if (context->fds[0] >= 0) {
+ ab = audit_log_start(context, GFP_KERNEL, AUDIT_FD_PAIR);
+ if (ab) {
+ audit_log_format(ab, "fd0=%d fd1=%d",
+ context->fds[0], context->fds[1]);
+ audit_log_end(ab);
+ }
+ }
+
if (context->sockaddr_len) {
ab = audit_log_start(context, GFP_KERNEL, AUDIT_SOCKADDR);
if (ab) {
@@ -1696,6 +1696,7 @@ void audit_syscall_exit(int valid, long return_code)
context->target_sid = 0;
context->sockaddr_len = 0;
context->type = 0;
+ context->fds[0] = -1;
kfree(context->filterkey);
context->filterkey = NULL;
tsk->audit_context = context;
@@ -2291,29 +2292,12 @@ void audit_socketcall(int nargs, unsigned long *args)
* @fd1: the first file descriptor
* @fd2: the second file descriptor
*
- * Returns 0 for success or NULL context or < 0 on error.
*/
-int __audit_fd_pair(int fd1, int fd2)
+void __audit_fd_pair(int fd1, int fd2)
{
struct audit_context *context = current->audit_context;
- struct audit_aux_data_fd_pair *ax;
-
- if (likely(!context)) {
- return 0;
- }
-
- ax = kmalloc(sizeof(*ax), GFP_KERNEL);
- if (!ax) {
- return -ENOMEM;
- }
-
- ax->fd[0] = fd1;
- ax->fd[1] = fd2;
-
- ax->d.type = AUDIT_FD_PAIR;
- ax->d.next = context->aux;
- context->aux = (void *)ax;
- return 0;
+ context->fds[0] = fd1;
+ context->fds[1] = fd2;
}
/**