[patch 57/94] [PATCH 26/44] [CVE-2009-0029] System call wrapperspart 16

From: Greg KH
Date: Thu Jan 15 2009 - 15:37:43 EST


2.6.28-stable review patch. If anyone has any objections, please let us know.

------------------

From: Heiko Carstens <heiko.carstens@xxxxxxxxxx>

commit 002c8976ee537724b20a5e179d9b349309438836 upstream.

Signed-off-by: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
fs/aio.c | 22 +++++++++++-----------
fs/locks.c | 2 +-
fs/open.c | 2 +-
fs/read_write.c | 4 ++--
fs/stat.c | 4 ++--
5 files changed, 17 insertions(+), 17 deletions(-)

--- a/fs/aio.c
+++ b/fs/aio.c
@@ -1258,7 +1258,7 @@ static void io_destroy(struct kioctx *io
* pointer is passed for ctxp. Will fail with -ENOSYS if not
* implemented.
*/
-asmlinkage long sys_io_setup(unsigned nr_events, aio_context_t __user *ctxp)
+SYSCALL_DEFINE2(io_setup, unsigned, nr_events, aio_context_t __user *, ctxp)
{
struct kioctx *ioctx = NULL;
unsigned long ctx;
@@ -1296,7 +1296,7 @@ out:
* implemented. May fail with -EFAULT if the context pointed to
* is invalid.
*/
-asmlinkage long sys_io_destroy(aio_context_t ctx)
+SYSCALL_DEFINE1(io_destroy, aio_context_t, ctx)
{
struct kioctx *ioctx = lookup_ioctx(ctx);
if (likely(NULL != ioctx)) {
@@ -1650,8 +1650,8 @@ out_put_req:
* are available to queue any iocbs. Will return 0 if nr is 0. Will
* fail with -ENOSYS if not implemented.
*/
-asmlinkage long sys_io_submit(aio_context_t ctx_id, long nr,
- struct iocb __user * __user *iocbpp)
+SYSCALL_DEFINE3(io_submit, aio_context_t, ctx_id, long, nr,
+ struct iocb __user * __user *, iocbpp)
{
struct kioctx *ctx;
long ret = 0;
@@ -1725,8 +1725,8 @@ static struct kiocb *lookup_kiocb(struct
* invalid. May fail with -EAGAIN if the iocb specified was not
* cancelled. Will fail with -ENOSYS if not implemented.
*/
-asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
- struct io_event __user *result)
+SYSCALL_DEFINE3(io_cancel, aio_context_t, ctx_id, struct iocb __user *, iocb,
+ struct io_event __user *, result)
{
int (*cancel)(struct kiocb *iocb, struct io_event *res);
struct kioctx *ctx;
@@ -1787,11 +1787,11 @@ asmlinkage long sys_io_cancel(aio_contex
* will be updated if not NULL and the operation blocks. Will fail
* with -ENOSYS if not implemented.
*/
-asmlinkage long sys_io_getevents(aio_context_t ctx_id,
- long min_nr,
- long nr,
- struct io_event __user *events,
- struct timespec __user *timeout)
+SYSCALL_DEFINE5(io_getevents, aio_context_t, ctx_id,
+ long, min_nr,
+ long, nr,
+ struct io_event __user *, events,
+ struct timespec __user *, timeout)
{
struct kioctx *ioctx = lookup_ioctx(ctx_id);
long ret = -EINVAL;
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -1564,7 +1564,7 @@ EXPORT_SYMBOL(flock_lock_file_wait);
* %LOCK_MAND can be combined with %LOCK_READ or %LOCK_WRITE to allow other
* processes read and write access respectively.
*/
-asmlinkage long sys_flock(unsigned int fd, unsigned int cmd)
+SYSCALL_DEFINE2(flock, unsigned int, fd, unsigned int, cmd)
{
struct file *filp;
struct file_lock *lock;
--- a/fs/open.c
+++ b/fs/open.c
@@ -1081,7 +1081,7 @@ asmlinkage long sys_openat(int dfd, cons
* For backward compatibility? Maybe this should be moved
* into arch/i386 instead?
*/
-asmlinkage long sys_creat(const char __user * pathname, int mode)
+SYSCALL_DEFINE2(creat, const char __user *, pathname, int, mode)
{
return sys_open(pathname, O_CREAT | O_WRONLY | O_TRUNC, mode);
}
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -815,7 +815,7 @@ out:
return retval;
}

-asmlinkage long sys_sendfile(int out_fd, int in_fd, off_t __user *offset, size_t count)
+SYSCALL_DEFINE4(sendfile, int, out_fd, int, in_fd, off_t __user *, offset, size_t, count)
{
loff_t pos;
off_t off;
@@ -834,7 +834,7 @@ asmlinkage long sys_sendfile(int out_fd,
return do_sendfile(out_fd, in_fd, NULL, count, 0);
}

-asmlinkage long sys_sendfile64(int out_fd, int in_fd, loff_t __user *offset, size_t count)
+SYSCALL_DEFINE4(sendfile64, int, out_fd, int, in_fd, loff_t __user *, offset, size_t, count)
{
loff_t pos;
ssize_t ret;
--- a/fs/stat.c
+++ b/fs/stat.c
@@ -320,8 +320,8 @@ asmlinkage long sys_readlinkat(int dfd,
return error;
}

-asmlinkage long sys_readlink(const char __user *path, char __user *buf,
- int bufsiz)
+SYSCALL_DEFINE3(readlink, const char __user *, path, char __user *, buf,
+ int, bufsiz)
{
return sys_readlinkat(AT_FDCWD, path, buf, bufsiz);
}

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