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Kirill Smelkov
linux
Commits
da220b09
Commit
da220b09
authored
Apr 08, 2003
by
Linus Torvalds
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Add user pointer attributes to kernel/sys.c
parent
d97a291a
Changes
1
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1 changed file
with
16 additions
and
16 deletions
+16
-16
kernel/sys.c
kernel/sys.c
+16
-16
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kernel/sys.c
View file @
da220b09
...
...
@@ -377,7 +377,7 @@ asmlinkage long sys_getpriority(int which, int who)
*
* reboot doesn't sync: do that yourself before calling this.
*/
asmlinkage
long
sys_reboot
(
int
magic1
,
int
magic2
,
unsigned
int
cmd
,
void
*
arg
)
asmlinkage
long
sys_reboot
(
int
magic1
,
int
magic2
,
unsigned
int
cmd
,
void
__user
*
arg
)
{
char
buffer
[
256
];
...
...
@@ -430,7 +430,7 @@ asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd, void * arg)
break
;
case
LINUX_REBOOT_CMD_RESTART2
:
if
(
strncpy_from_user
(
&
buffer
[
0
],
(
char
*
)
arg
,
sizeof
(
buffer
)
-
1
)
<
0
)
{
if
(
strncpy_from_user
(
&
buffer
[
0
],
arg
,
sizeof
(
buffer
)
-
1
)
<
0
)
{
unlock_kernel
();
return
-
EFAULT
;
}
...
...
@@ -877,7 +877,7 @@ asmlinkage long sys_setfsgid(gid_t gid)
return
old_fsgid
;
}
asmlinkage
long
sys_times
(
struct
tms
*
tbuf
)
asmlinkage
long
sys_times
(
struct
tms
__user
*
tbuf
)
{
/*
* In the SMP world we might just be unlucky and have one of
...
...
@@ -1058,7 +1058,7 @@ asmlinkage long sys_setsid(void)
/*
* Supplementary group IDs
*/
asmlinkage
long
sys_getgroups
(
int
gidsetsize
,
gid_t
*
grouplist
)
asmlinkage
long
sys_getgroups
(
int
gidsetsize
,
gid_t
__user
*
grouplist
)
{
int
i
;
...
...
@@ -1084,7 +1084,7 @@ asmlinkage long sys_getgroups(int gidsetsize, gid_t *grouplist)
* without another task interfering.
*/
asmlinkage
long
sys_setgroups
(
int
gidsetsize
,
gid_t
*
grouplist
)
asmlinkage
long
sys_setgroups
(
int
gidsetsize
,
gid_t
__user
*
grouplist
)
{
gid_t
groups
[
NGROUPS
];
int
retval
;
...
...
@@ -1093,7 +1093,7 @@ asmlinkage long sys_setgroups(int gidsetsize, gid_t *grouplist)
return
-
EPERM
;
if
((
unsigned
)
gidsetsize
>
NGROUPS
)
return
-
EINVAL
;
if
(
copy_from_user
(
groups
,
grouplist
,
gidsetsize
*
sizeof
(
gid_t
)))
if
(
copy_from_user
(
groups
,
grouplist
,
gidsetsize
*
sizeof
(
gid_t
)))
return
-
EFAULT
;
retval
=
security_task_setgroups
(
gidsetsize
,
groups
);
if
(
retval
)
...
...
@@ -1140,7 +1140,7 @@ int in_egroup_p(gid_t grp)
DECLARE_RWSEM
(
uts_sem
);
asmlinkage
long
sys_newuname
(
struct
new_utsname
*
name
)
asmlinkage
long
sys_newuname
(
struct
new_utsname
__user
*
name
)
{
int
errno
=
0
;
...
...
@@ -1151,7 +1151,7 @@ asmlinkage long sys_newuname(struct new_utsname * name)
return
errno
;
}
asmlinkage
long
sys_sethostname
(
char
*
name
,
int
len
)
asmlinkage
long
sys_sethostname
(
char
__user
*
name
,
int
len
)
{
int
errno
;
...
...
@@ -1169,7 +1169,7 @@ asmlinkage long sys_sethostname(char *name, int len)
return
errno
;
}
asmlinkage
long
sys_gethostname
(
char
*
name
,
int
len
)
asmlinkage
long
sys_gethostname
(
char
__user
*
name
,
int
len
)
{
int
i
,
errno
;
...
...
@@ -1190,7 +1190,7 @@ asmlinkage long sys_gethostname(char *name, int len)
* Only setdomainname; getdomainname can be implemented by calling
* uname()
*/
asmlinkage
long
sys_setdomainname
(
char
*
name
,
int
len
)
asmlinkage
long
sys_setdomainname
(
char
__user
*
name
,
int
len
)
{
int
errno
;
...
...
@@ -1209,7 +1209,7 @@ asmlinkage long sys_setdomainname(char *name, int len)
return
errno
;
}
asmlinkage
long
sys_getrlimit
(
unsigned
int
resource
,
struct
rlimit
*
rlim
)
asmlinkage
long
sys_getrlimit
(
unsigned
int
resource
,
struct
rlimit
__user
*
rlim
)
{
if
(
resource
>=
RLIM_NLIMITS
)
return
-
EINVAL
;
...
...
@@ -1224,7 +1224,7 @@ asmlinkage long sys_getrlimit(unsigned int resource, struct rlimit *rlim)
* Back compatibility for getrlimit. Needed for some apps.
*/
asmlinkage
long
sys_old_getrlimit
(
unsigned
int
resource
,
struct
rlimit
*
rlim
)
asmlinkage
long
sys_old_getrlimit
(
unsigned
int
resource
,
struct
rlimit
__user
*
rlim
)
{
struct
rlimit
x
;
if
(
resource
>=
RLIM_NLIMITS
)
...
...
@@ -1240,7 +1240,7 @@ asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit *rlim)
#endif
asmlinkage
long
sys_setrlimit
(
unsigned
int
resource
,
struct
rlimit
*
rlim
)
asmlinkage
long
sys_setrlimit
(
unsigned
int
resource
,
struct
rlimit
__user
*
rlim
)
{
struct
rlimit
new_rlim
,
*
old_rlim
;
int
retval
;
...
...
@@ -1286,7 +1286,7 @@ asmlinkage long sys_setrlimit(unsigned int resource, struct rlimit *rlim)
*
* FIXME! Get the fault counts properly!
*/
int
getrusage
(
struct
task_struct
*
p
,
int
who
,
struct
rusage
*
ru
)
int
getrusage
(
struct
task_struct
*
p
,
int
who
,
struct
rusage
__user
*
ru
)
{
struct
rusage
r
;
...
...
@@ -1317,7 +1317,7 @@ int getrusage(struct task_struct *p, int who, struct rusage *ru)
return
copy_to_user
(
ru
,
&
r
,
sizeof
(
r
))
?
-
EFAULT
:
0
;
}
asmlinkage
long
sys_getrusage
(
int
who
,
struct
rusage
*
ru
)
asmlinkage
long
sys_getrusage
(
int
who
,
struct
rusage
__user
*
ru
)
{
if
(
who
!=
RUSAGE_SELF
&&
who
!=
RUSAGE_CHILDREN
)
return
-
EINVAL
;
...
...
@@ -1350,7 +1350,7 @@ asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
current
->
pdeath_signal
=
sig
;
break
;
case
PR_GET_PDEATHSIG
:
error
=
put_user
(
current
->
pdeath_signal
,
(
int
*
)
arg2
);
error
=
put_user
(
current
->
pdeath_signal
,
(
int
__user
*
)
arg2
);
break
;
case
PR_GET_DUMPABLE
:
if
(
current
->
mm
->
dumpable
)
...
...
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