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authorAl Viro <viro@zeniv.linux.org.uk>2008-12-14 11:46:48 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2009-01-04 23:14:40 +0300
commitc32c8af43b9adde8d6f938d8e6328c13b8de79ac (patch)
tree6377079bba7530d2aa8a688ebf9ba3e09ae085a7 /include/linux/audit.h
parent20114f71b27cafeb7c7e41d2b0f0b68c3fbb022b (diff)
downloadlinux-c32c8af43b9adde8d6f938d8e6328c13b8de79ac.tar.xz
sanitize AUDIT_MQ_SENDRECV
* logging the original value of *msg_prio in mq_timedreceive(2) is insane - the argument is write-only (i.e. syscall always ignores the original value and only overwrites it). * merge __audit_mq_timed{send,receive} * don't do copy_from_user() twice * don't mess with allocations in auditsc part * ... and don't bother checking !audit_enabled and !context in there - we'd already checked for audit_dummy_context(). Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/audit.h')
-rw-r--r--include/linux/audit.h17
1 files changed, 4 insertions, 13 deletions
diff --git a/include/linux/audit.h b/include/linux/audit.h
index 8101d2c4a995..67f0cdd991ba 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -451,8 +451,7 @@ extern int audit_sockaddr(int len, void *addr);
extern int __audit_fd_pair(int fd1, int fd2);
extern int audit_set_macxattr(const char *name);
extern int __audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr);
-extern int __audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout);
-extern int __audit_mq_timedreceive(mqd_t mqdes, size_t msg_len, unsigned int __user *u_msg_prio, const struct timespec __user *u_abs_timeout);
+extern void __audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec *abs_timeout);
extern void __audit_mq_notify(mqd_t mqdes, const struct sigevent *notification);
extern void __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat);
extern int __audit_log_bprm_fcaps(struct linux_binprm *bprm,
@@ -482,17 +481,10 @@ static inline int audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u
return __audit_mq_open(oflag, mode, u_attr);
return 0;
}
-static inline int audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout)
+static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec *abs_timeout)
{
if (unlikely(!audit_dummy_context()))
- return __audit_mq_timedsend(mqdes, msg_len, msg_prio, u_abs_timeout);
- return 0;
-}
-static inline int audit_mq_timedreceive(mqd_t mqdes, size_t msg_len, unsigned int __user *u_msg_prio, const struct timespec __user *u_abs_timeout)
-{
- if (unlikely(!audit_dummy_context()))
- return __audit_mq_timedreceive(mqdes, msg_len, u_msg_prio, u_abs_timeout);
- return 0;
+ __audit_mq_sendrecv(mqdes, msg_len, msg_prio, abs_timeout);
}
static inline void audit_mq_notify(mqd_t mqdes, const struct sigevent *notification)
{
@@ -550,8 +542,7 @@ extern int audit_signals;
#define audit_sockaddr(len, addr) ({ 0; })
#define audit_set_macxattr(n) do { ; } while (0)
#define audit_mq_open(o,m,a) ({ 0; })
-#define audit_mq_timedsend(d,l,p,t) ({ 0; })
-#define audit_mq_timedreceive(d,l,p,t) ({ 0; })
+#define audit_mq_sendrecv(d,l,p,t) ((void)0)
#define audit_mq_notify(d,n) ((void)0)
#define audit_mq_getsetattr(d,s) ((void)0)
#define audit_log_bprm_fcaps(b, ncr, ocr) ({ 0; })