[patch 42/85] [PATCH 22/44] [CVE-2009-0029] System call wrapperspart 12

From: Greg KH
Date: Thu Jan 15 2009 - 17:26:10 EST


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

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

From: Heiko Carstens <heiko.carstens@xxxxxxxxxx>

commit 64fd1de3d821659ac0a3004fd5ee1de59e64af30 upstream.

Signed-off-by: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
fs/xattr.c | 46 +++++++++++++++++++++-------------------------
1 file changed, 21 insertions(+), 25 deletions(-)

--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -251,9 +251,9 @@ setxattr(struct dentry *d, const char __
return error;
}

-asmlinkage long
-sys_setxattr(const char __user *pathname, const char __user *name,
- const void __user *value, size_t size, int flags)
+SYSCALL_DEFINE5(setxattr, const char __user *, pathname,
+ const char __user *, name, const void __user *, value,
+ size_t, size, int, flags)
{
struct path path;
int error;
@@ -270,9 +270,9 @@ sys_setxattr(const char __user *pathname
return error;
}

-asmlinkage long
-sys_lsetxattr(const char __user *pathname, const char __user *name,
- const void __user *value, size_t size, int flags)
+SYSCALL_DEFINE5(lsetxattr, const char __user *, pathname,
+ const char __user *, name, const void __user *, value,
+ size_t, size, int, flags)
{
struct path path;
int error;
@@ -289,9 +289,8 @@ sys_lsetxattr(const char __user *pathnam
return error;
}

-asmlinkage long
-sys_fsetxattr(int fd, const char __user *name, const void __user *value,
- size_t size, int flags)
+SYSCALL_DEFINE5(fsetxattr, int, fd, const char __user *, name,
+ const void __user *,value, size_t, size, int, flags)
{
struct file *f;
struct dentry *dentry;
@@ -349,9 +348,8 @@ getxattr(struct dentry *d, const char __
return error;
}

-asmlinkage long
-sys_getxattr(const char __user *pathname, const char __user *name,
- void __user *value, size_t size)
+SYSCALL_DEFINE4(getxattr, const char __user *, pathname,
+ const char __user *, name, void __user *, value, size_t, size)
{
struct path path;
ssize_t error;
@@ -364,9 +362,8 @@ sys_getxattr(const char __user *pathname
return error;
}

-asmlinkage long
-sys_lgetxattr(const char __user *pathname, const char __user *name, void __user *value,
- size_t size)
+SYSCALL_DEFINE4(lgetxattr, const char __user *, pathname,
+ const char __user *, name, void __user *, value, size_t, size)
{
struct path path;
ssize_t error;
@@ -379,8 +376,8 @@ sys_lgetxattr(const char __user *pathnam
return error;
}

-asmlinkage long
-sys_fgetxattr(int fd, const char __user *name, void __user *value, size_t size)
+SYSCALL_DEFINE4(fgetxattr, int, fd, const char __user *, name,
+ void __user *, value, size_t, size)
{
struct file *f;
ssize_t error = -EBADF;
@@ -424,8 +421,8 @@ listxattr(struct dentry *d, char __user
return error;
}

-asmlinkage long
-sys_listxattr(const char __user *pathname, char __user *list, size_t size)
+SYSCALL_DEFINE3(listxattr, const char __user *, pathname, char __user *, list,
+ size_t, size)
{
struct path path;
ssize_t error;
@@ -438,8 +435,8 @@ sys_listxattr(const char __user *pathnam
return error;
}

-asmlinkage long
-sys_llistxattr(const char __user *pathname, char __user *list, size_t size)
+SYSCALL_DEFINE3(llistxattr, const char __user *, pathname, char __user *, list,
+ size_t, size)
{
struct path path;
ssize_t error;
@@ -452,8 +449,7 @@ sys_llistxattr(const char __user *pathna
return error;
}

-asmlinkage long
-sys_flistxattr(int fd, char __user *list, size_t size)
+SYSCALL_DEFINE3(flistxattr, int, fd, char __user *, list, size_t, size)
{
struct file *f;
ssize_t error = -EBADF;
@@ -485,8 +481,8 @@ removexattr(struct dentry *d, const char
return vfs_removexattr(d, kname);
}

-asmlinkage long
-sys_removexattr(const char __user *pathname, const char __user *name)
+SYSCALL_DEFINE2(removexattr, const char __user *, pathname,
+ const char __user *, name)
{
struct path path;
int error;

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