X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=ipc%2Fmqueue.c;h=c0b26dc4617bd108925656d85743b80acd462654;hb=b488893a390edfe027bae7a46e9af8083e740668;hp=d17821d3f4835a646a8a6977e9491f0ed09d1ea4;hpb=ba7cc09c9c9e29a57045dc5bbf843ac1cfad3283;p=powerpc.git

diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index d17821d3f4..c0b26dc461 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -29,6 +29,8 @@
 #include <linux/audit.h>
 #include <linux/signal.h>
 #include <linux/mutex.h>
+#include <linux/nsproxy.h>
+#include <linux/pid.h>
 
 #include <net/sock.h>
 #include "util.h"
@@ -44,12 +46,6 @@
 #define STATE_PENDING	1
 #define STATE_READY	2
 
-/* used by sysctl */
-#define FS_MQUEUE 	1
-#define CTL_QUEUESMAX 	2
-#define CTL_MSGMAX 	3
-#define CTL_MSGSIZEMAX 	4
-
 /* default values */
 #define DFLT_QUEUESMAX	256	/* max number of message queues */
 #define DFLT_MSGMAX 	10	/* max number of messages in each queue */
@@ -211,12 +207,11 @@ static int mqueue_get_sb(struct file_system_type *fs_type,
 	return get_sb_single(fs_type, flags, data, mqueue_fill_super, mnt);
 }
 
-static void init_once(void *foo, struct kmem_cache * cachep, unsigned long flags)
+static void init_once(struct kmem_cache *cachep, void *foo)
 {
 	struct mqueue_inode_info *p = (struct mqueue_inode_info *) foo;
 
-	if (flags & SLAB_CTOR_CONSTRUCTOR)
-		inode_init_once(&p->vfs_inode);
+	inode_init_once(&p->vfs_inode);
 }
 
 static struct inode *mqueue_alloc_inode(struct super_block *sb)
@@ -337,7 +332,8 @@ static ssize_t mqueue_read_file(struct file *filp, char __user *u_data,
 			(info->notify_owner &&
 			 info->notify.sigev_notify == SIGEV_SIGNAL) ?
 				info->notify.sigev_signo : 0,
-			pid_nr(info->notify_owner));
+			pid_nr_ns(info->notify_owner,
+				current->nsproxy->pid_ns));
 	spin_unlock(&info->lock);
 	buffer[sizeof(buffer)-1] = '\0';
 	slen = strlen(buffer)+1;
@@ -514,7 +510,7 @@ static void __do_notify(struct mqueue_inode_info *info)
 			sig_i.si_errno = 0;
 			sig_i.si_code = SI_MESGQ;
 			sig_i.si_value = info->notify.sigev_value;
-			sig_i.si_pid = current->tgid;
+			sig_i.si_pid = task_pid_vnr(current);
 			sig_i.si_uid = current->uid;
 
 			kill_pid_info(info->notify.sigev_signo,
@@ -522,8 +518,7 @@ static void __do_notify(struct mqueue_inode_info *info)
 			break;
 		case SIGEV_THREAD:
 			set_cookie(info->notify_cookie, NOTIFY_WOKENUP);
-			netlink_sendskb(info->notify_sock,
-					info->notify_cookie, 0);
+			netlink_sendskb(info->notify_sock, info->notify_cookie);
 			break;
 		}
 		/* after notification unregisters process */
@@ -569,7 +564,7 @@ static void remove_notification(struct mqueue_inode_info *info)
 	if (info->notify_owner != NULL &&
 	    info->notify.sigev_notify == SIGEV_THREAD) {
 		set_cookie(info->notify_cookie, NOTIFY_REMOVED);
-		netlink_sendskb(info->notify_sock, info->notify_cookie, 0);
+		netlink_sendskb(info->notify_sock, info->notify_cookie);
 	}
 	put_pid(info->notify_owner);
 	info->notify_owner = NULL;
@@ -681,6 +676,7 @@ asmlinkage long sys_mq_open(const char __user *u_name, int oflag, mode_t mode,
 
 	if (oflag & O_CREAT) {
 		if (dentry->d_inode) {	/* entry already exists */
+			audit_inode(name, dentry->d_inode);
 			error = -EEXIST;
 			if (oflag & O_EXCL)
 				goto out;
@@ -693,6 +689,7 @@ asmlinkage long sys_mq_open(const char __user *u_name, int oflag, mode_t mode,
 		error = -ENOENT;
 		if (!dentry->d_inode)
 			goto out;
+		audit_inode(name, dentry->d_inode);
 		filp = do_open(dentry, oflag);
 	}
 
@@ -840,6 +837,7 @@ asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *u_msg_ptr,
 	if (unlikely(filp->f_op != &mqueue_file_operations))
 		goto out_fput;
 	info = MQUEUE_I(inode);
+	audit_inode(NULL, inode);
 
 	if (unlikely(!(filp->f_mode & FMODE_WRITE)))
 		goto out_fput;
@@ -923,6 +921,7 @@ asmlinkage ssize_t sys_mq_timedreceive(mqd_t mqdes, char __user *u_msg_ptr,
 	if (unlikely(filp->f_op != &mqueue_file_operations))
 		goto out_fput;
 	info = MQUEUE_I(inode);
+	audit_inode(NULL, inode);
 
 	if (unlikely(!(filp->f_mode & FMODE_READ)))
 		goto out_fput;
@@ -1194,7 +1193,6 @@ static int msg_maxsize_limit_max = INT_MAX;
 
 static ctl_table mq_sysctls[] = {
 	{
-		.ctl_name	= CTL_QUEUESMAX,
 		.procname	= "queues_max",
 		.data		= &queues_max,
 		.maxlen		= sizeof(int),
@@ -1202,7 +1200,6 @@ static ctl_table mq_sysctls[] = {
 		.proc_handler	= &proc_dointvec,
 	},
 	{
-		.ctl_name	= CTL_MSGMAX,
 		.procname	= "msg_max",
 		.data		= &msg_max,
 		.maxlen		= sizeof(int),
@@ -1212,7 +1209,6 @@ static ctl_table mq_sysctls[] = {
 		.extra2		= &msg_max_limit_max,
 	},
 	{
-		.ctl_name	= CTL_MSGSIZEMAX,
 		.procname	= "msgsize_max",
 		.data		= &msgsize_max,
 		.maxlen		= sizeof(int),
@@ -1226,7 +1222,6 @@ static ctl_table mq_sysctls[] = {
 
 static ctl_table mq_sysctl_dir[] = {
 	{
-		.ctl_name	= FS_MQUEUE,
 		.procname	= "mqueue",
 		.mode		= 0555,
 		.child		= mq_sysctls,
@@ -1250,7 +1245,7 @@ static int __init init_mqueue_fs(void)
 
 	mqueue_inode_cachep = kmem_cache_create("mqueue_inode_cache",
 				sizeof(struct mqueue_inode_info), 0,
-				SLAB_HWCACHE_ALIGN, init_once, NULL);
+				SLAB_HWCACHE_ALIGN, init_once);
 	if (mqueue_inode_cachep == NULL)
 		return -ENOMEM;