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Kirill Smelkov
linux
Commits
7449af1e
Commit
7449af1e
authored
Apr 21, 2012
by
Al Viro
Browse files
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Plain Diff
switch xattr syscalls to fget_light/fput_light
Signed-off-by:
Al Viro
<
viro@zeniv.linux.org.uk
>
parent
863ced7f
Changes
1
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Showing
1 changed file
with
12 additions
and
8 deletions
+12
-8
fs/xattr.c
fs/xattr.c
+12
-8
No files found.
fs/xattr.c
View file @
7449af1e
...
@@ -399,11 +399,12 @@ SYSCALL_DEFINE5(lsetxattr, const char __user *, pathname,
...
@@ -399,11 +399,12 @@ SYSCALL_DEFINE5(lsetxattr, const char __user *, pathname,
SYSCALL_DEFINE5
(
fsetxattr
,
int
,
fd
,
const
char
__user
*
,
name
,
SYSCALL_DEFINE5
(
fsetxattr
,
int
,
fd
,
const
char
__user
*
,
name
,
const
void
__user
*
,
value
,
size_t
,
size
,
int
,
flags
)
const
void
__user
*
,
value
,
size_t
,
size
,
int
,
flags
)
{
{
int
fput_needed
;
struct
file
*
f
;
struct
file
*
f
;
struct
dentry
*
dentry
;
struct
dentry
*
dentry
;
int
error
=
-
EBADF
;
int
error
=
-
EBADF
;
f
=
fget
(
f
d
);
f
=
fget
_light
(
fd
,
&
fput_neede
d
);
if
(
!
f
)
if
(
!
f
)
return
error
;
return
error
;
dentry
=
f
->
f_path
.
dentry
;
dentry
=
f
->
f_path
.
dentry
;
...
@@ -413,7 +414,7 @@ SYSCALL_DEFINE5(fsetxattr, int, fd, const char __user *, name,
...
@@ -413,7 +414,7 @@ SYSCALL_DEFINE5(fsetxattr, int, fd, const char __user *, name,
error
=
setxattr
(
dentry
,
name
,
value
,
size
,
flags
);
error
=
setxattr
(
dentry
,
name
,
value
,
size
,
flags
);
mnt_drop_write_file
(
f
);
mnt_drop_write_file
(
f
);
}
}
fput
(
f
);
fput
_light
(
f
,
fput_needed
);
return
error
;
return
error
;
}
}
...
@@ -486,15 +487,16 @@ SYSCALL_DEFINE4(lgetxattr, const char __user *, pathname,
...
@@ -486,15 +487,16 @@ SYSCALL_DEFINE4(lgetxattr, const char __user *, pathname,
SYSCALL_DEFINE4
(
fgetxattr
,
int
,
fd
,
const
char
__user
*
,
name
,
SYSCALL_DEFINE4
(
fgetxattr
,
int
,
fd
,
const
char
__user
*
,
name
,
void
__user
*
,
value
,
size_t
,
size
)
void
__user
*
,
value
,
size_t
,
size
)
{
{
int
fput_needed
;
struct
file
*
f
;
struct
file
*
f
;
ssize_t
error
=
-
EBADF
;
ssize_t
error
=
-
EBADF
;
f
=
fget
(
f
d
);
f
=
fget
_light
(
fd
,
&
fput_neede
d
);
if
(
!
f
)
if
(
!
f
)
return
error
;
return
error
;
audit_inode
(
NULL
,
f
->
f_path
.
dentry
);
audit_inode
(
NULL
,
f
->
f_path
.
dentry
);
error
=
getxattr
(
f
->
f_path
.
dentry
,
name
,
value
,
size
);
error
=
getxattr
(
f
->
f_path
.
dentry
,
name
,
value
,
size
);
fput
(
f
);
fput
_light
(
f
,
fput_needed
);
return
error
;
return
error
;
}
}
...
@@ -566,15 +568,16 @@ SYSCALL_DEFINE3(llistxattr, const char __user *, pathname, char __user *, list,
...
@@ -566,15 +568,16 @@ SYSCALL_DEFINE3(llistxattr, const char __user *, pathname, char __user *, list,
SYSCALL_DEFINE3
(
flistxattr
,
int
,
fd
,
char
__user
*
,
list
,
size_t
,
size
)
SYSCALL_DEFINE3
(
flistxattr
,
int
,
fd
,
char
__user
*
,
list
,
size_t
,
size
)
{
{
int
fput_needed
;
struct
file
*
f
;
struct
file
*
f
;
ssize_t
error
=
-
EBADF
;
ssize_t
error
=
-
EBADF
;
f
=
fget
(
f
d
);
f
=
fget
_light
(
fd
,
&
fput_neede
d
);
if
(
!
f
)
if
(
!
f
)
return
error
;
return
error
;
audit_inode
(
NULL
,
f
->
f_path
.
dentry
);
audit_inode
(
NULL
,
f
->
f_path
.
dentry
);
error
=
listxattr
(
f
->
f_path
.
dentry
,
list
,
size
);
error
=
listxattr
(
f
->
f_path
.
dentry
,
list
,
size
);
fput
(
f
);
fput
_light
(
f
,
fput_needed
);
return
error
;
return
error
;
}
}
...
@@ -634,11 +637,12 @@ SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname,
...
@@ -634,11 +637,12 @@ SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname,
SYSCALL_DEFINE2
(
fremovexattr
,
int
,
fd
,
const
char
__user
*
,
name
)
SYSCALL_DEFINE2
(
fremovexattr
,
int
,
fd
,
const
char
__user
*
,
name
)
{
{
int
fput_needed
;
struct
file
*
f
;
struct
file
*
f
;
struct
dentry
*
dentry
;
struct
dentry
*
dentry
;
int
error
=
-
EBADF
;
int
error
=
-
EBADF
;
f
=
fget
(
f
d
);
f
=
fget
_light
(
fd
,
&
fput_neede
d
);
if
(
!
f
)
if
(
!
f
)
return
error
;
return
error
;
dentry
=
f
->
f_path
.
dentry
;
dentry
=
f
->
f_path
.
dentry
;
...
@@ -648,7 +652,7 @@ SYSCALL_DEFINE2(fremovexattr, int, fd, const char __user *, name)
...
@@ -648,7 +652,7 @@ SYSCALL_DEFINE2(fremovexattr, int, fd, const char __user *, name)
error
=
removexattr
(
dentry
,
name
);
error
=
removexattr
(
dentry
,
name
);
mnt_drop_write_file
(
f
);
mnt_drop_write_file
(
f
);
}
}
fput
(
f
);
fput
_light
(
f
,
fput_needed
);
return
error
;
return
error
;
}
}
...
...
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