X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=net%2Fsocket.c;h=ea8f81abc45cee0dcc69e6375c37d109d31ab807;hb=90f30eccf41302a2542f5d374af243061902bd98;hp=5f374e1ff5268922371fa6c485f63a5ae2089ba6;hpb=b22364c8eec89e6b0c081a237f3b6348df87796f;p=linux-2.6-omap-h63xx.git

diff --git a/net/socket.c b/net/socket.c
index 5f374e1ff52..ea8f81abc45 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -117,7 +117,7 @@ static ssize_t sock_sendpage(struct file *file, struct page *page,
  *	in the operation structures but are done directly via the socketcall() multiplexor.
  */
 
-static struct file_operations socket_file_ops = {
+static const struct file_operations socket_file_ops = {
 	.owner =	THIS_MODULE,
 	.llseek =	no_llseek,
 	.aio_read =	sock_aio_read,
@@ -1194,6 +1194,7 @@ asmlinkage long sys_socketpair(int family, int type, int protocol,
 {
 	struct socket *sock1, *sock2;
 	int fd1, fd2, err;
+	struct file *newfile1, *newfile2;
 
 	/*
 	 * Obtain the first socket and check if the underlying protocol
@@ -1212,18 +1213,37 @@ asmlinkage long sys_socketpair(int family, int type, int protocol,
 	if (err < 0)
 		goto out_release_both;
 
-	fd1 = fd2 = -1;
+	fd1 = sock_alloc_fd(&newfile1);
+	if (unlikely(fd1 < 0))
+		goto out_release_both;
 
-	err = sock_map_fd(sock1);
-	if (err < 0)
+	fd2 = sock_alloc_fd(&newfile2);
+	if (unlikely(fd2 < 0)) {
+		put_filp(newfile1);
+		put_unused_fd(fd1);
 		goto out_release_both;
-	fd1 = err;
+	}
 
-	err = sock_map_fd(sock2);
-	if (err < 0)
-		goto out_close_1;
-	fd2 = err;
+	err = sock_attach_fd(sock1, newfile1);
+	if (unlikely(err < 0)) {
+		goto out_fd2;
+	}
+
+	err = sock_attach_fd(sock2, newfile2);
+	if (unlikely(err < 0)) {
+		fput(newfile1);
+		goto out_fd1;
+	}
+
+	err = audit_fd_pair(fd1, fd2);
+	if (err < 0) {
+		fput(newfile1);
+		fput(newfile2);
+		goto out_fd;
+	}
 
+	fd_install(fd1, newfile1);
+	fd_install(fd2, newfile2);
 	/* fd1 and fd2 may be already another descriptors.
 	 * Not kernel problem.
 	 */
@@ -1238,17 +1258,23 @@ asmlinkage long sys_socketpair(int family, int type, int protocol,
 	sys_close(fd1);
 	return err;
 
-out_close_1:
-	sock_release(sock2);
-	sys_close(fd1);
-	return err;
-
 out_release_both:
 	sock_release(sock2);
 out_release_1:
 	sock_release(sock1);
 out:
 	return err;
+
+out_fd2:
+	put_filp(newfile1);
+	sock_release(sock1);
+out_fd1:
+	put_filp(newfile2);
+	sock_release(sock2);
+out_fd:
+	put_unused_fd(fd1);
+	put_unused_fd(fd2);
+	goto out;
 }
 
 /*
@@ -1355,7 +1381,7 @@ asmlinkage long sys_accept(int fd, struct sockaddr __user *upeer_sockaddr,
 
 	err = sock_attach_fd(newsock, newfile);
 	if (err < 0)
-		goto out_fd;
+		goto out_fd_simple;
 
 	err = security_socket_accept(sock, newsock);
 	if (err)
@@ -1388,6 +1414,11 @@ out_put:
 	fput_light(sock->file, fput_needed);
 out:
 	return err;
+out_fd_simple:
+	sock_release(newsock);
+	put_filp(newfile);
+	put_unused_fd(newfd);
+	goto out_put;
 out_fd:
 	fput(newfile);
 	put_unused_fd(newfd);
@@ -2180,7 +2211,7 @@ done:
 }
 
 int kernel_connect(struct socket *sock, struct sockaddr *addr, int addrlen,
-                   int flags)
+		   int flags)
 {
 	return sock->ops->connect(sock, addr, addrlen, flags);
 }