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authorAl Viro <viro@zeniv.linux.org.uk>2008-12-10 06:58:59 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2009-01-04 15:14:40 -0500
commit7392906ea915b9a2c14dea32b3604b4e178f82f7 (patch)
tree1e4fbe56e3738fade213ef805ec274ea74ac6a1b /kernel/auditsc.c
parente816f370cbadd2afea9f1a42f232d0636137d563 (diff)
downloadlinux-7392906ea915b9a2c14dea32b3604b4e178f82f7.tar.bz2
sanitize audit_mq_getsetattr()
* get rid of allocations * make it return void * don't duplicate parts of audit_dummy_context() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'kernel/auditsc.c')
-rw-r--r--kernel/auditsc.c54
1 files changed, 17 insertions, 37 deletions
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index fbed62e05bce..c50178c7e245 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -145,12 +145,6 @@ struct audit_aux_data_mq_notify {
struct sigevent notification;
};
-struct audit_aux_data_mq_getsetattr {
- struct audit_aux_data d;
- mqd_t mqdes;
- struct mq_attr mqstat;
-};
-
struct audit_aux_data_execve {
struct audit_aux_data d;
int argc;
@@ -248,6 +242,10 @@ struct audit_context {
mode_t perm_mode;
unsigned long qbytes;
} ipc;
+ struct {
+ mqd_t mqdes;
+ struct mq_attr mqstat;
+ } mq_getsetattr;
};
#if AUDIT_DEBUG
@@ -1269,6 +1267,15 @@ static void show_special(struct audit_context *context, int *call_panic)
return;
}
break; }
+ case AUDIT_MQ_GETSETATTR: {
+ struct mq_attr *attr = &context->mq_getsetattr.mqstat;
+ audit_log_format(ab,
+ "mqdes=%d mq_flags=0x%lx mq_maxmsg=%ld mq_msgsize=%ld "
+ "mq_curmsgs=%ld ",
+ context->mq_getsetattr.mqdes,
+ attr->mq_flags, attr->mq_maxmsg,
+ attr->mq_msgsize, attr->mq_curmsgs);
+ break; }
}
audit_log_end(ab);
}
@@ -1377,16 +1384,6 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
axi->notification.sigev_signo);
break; }
- case AUDIT_MQ_GETSETATTR: {
- struct audit_aux_data_mq_getsetattr *axi = (void *)aux;
- audit_log_format(ab,
- "mqdes=%d mq_flags=0x%lx mq_maxmsg=%ld mq_msgsize=%ld "
- "mq_curmsgs=%ld ",
- axi->mqdes,
- axi->mqstat.mq_flags, axi->mqstat.mq_maxmsg,
- axi->mqstat.mq_msgsize, axi->mqstat.mq_curmsgs);
- break; }
-
case AUDIT_EXECVE: {
struct audit_aux_data_execve *axi = (void *)aux;
audit_log_execve_info(context, &ab, axi);
@@ -2316,30 +2313,13 @@ int __audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification)
* @mqdes: MQ descriptor
* @mqstat: MQ flags
*
- * Returns 0 for success or NULL context or < 0 on error.
*/
-int __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat)
+void __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat)
{
- struct audit_aux_data_mq_getsetattr *ax;
struct audit_context *context = current->audit_context;
-
- if (!audit_enabled)
- return 0;
-
- if (likely(!context))
- return 0;
-
- ax = kmalloc(sizeof(*ax), GFP_ATOMIC);
- if (!ax)
- return -ENOMEM;
-
- ax->mqdes = mqdes;
- ax->mqstat = *mqstat;
-
- ax->d.type = AUDIT_MQ_GETSETATTR;
- ax->d.next = context->aux;
- context->aux = (void *)ax;
- return 0;
+ context->mq_getsetattr.mqdes = mqdes;
+ context->mq_getsetattr.mqstat = *mqstat;
+ context->type = AUDIT_MQ_GETSETATTR;
}
/**