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Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff
[linux-2.6.git]
/
kernel
/
uid16.c
diff --git
a/kernel/uid16.c
b/kernel/uid16.c
index
f669941
..
187e2a4
100644
(file)
--- a/
kernel/uid16.c
+++ b/
kernel/uid16.c
@@
-10,6
+10,7
@@
#include <linux/notifier.h>
#include <linux/reboot.h>
#include <linux/prctl.h>
#include <linux/notifier.h>
#include <linux/reboot.h>
#include <linux/prctl.h>
+#include <linux/capability.h>
#include <linux/init.h>
#include <linux/highuid.h>
#include <linux/security.h>
#include <linux/init.h>
#include <linux/highuid.h>
#include <linux/security.h>
@@
-19,43
+20,67
@@
asmlinkage long sys_chown16(const char __user * filename, old_uid_t user, old_gid_t group)
{
asmlinkage long sys_chown16(const char __user * filename, old_uid_t user, old_gid_t group)
{
- return sys_chown(filename, low2highuid(user), low2highgid(group));
+ long ret = sys_chown(filename, low2highuid(user), low2highgid(group));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_lchown16(const char __user * filename, old_uid_t user, old_gid_t group)
{
}
asmlinkage long sys_lchown16(const char __user * filename, old_uid_t user, old_gid_t group)
{
- return sys_lchown(filename, low2highuid(user), low2highgid(group));
+ long ret = sys_lchown(filename, low2highuid(user), low2highgid(group));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group)
{
}
asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group)
{
- return sys_fchown(fd, low2highuid(user), low2highgid(group));
+ long ret = sys_fchown(fd, low2highuid(user), low2highgid(group));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid)
{
}
asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid)
{
- return sys_setregid(low2highgid(rgid), low2highgid(egid));
+ long ret = sys_setregid(low2highgid(rgid), low2highgid(egid));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_setgid16(old_gid_t gid)
{
}
asmlinkage long sys_setgid16(old_gid_t gid)
{
- return sys_setgid(low2highgid(gid));
+ long ret = sys_setgid(low2highgid(gid));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid)
{
}
asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid)
{
- return sys_setreuid(low2highuid(ruid), low2highuid(euid));
+ long ret = sys_setreuid(low2highuid(ruid), low2highuid(euid));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_setuid16(old_uid_t uid)
{
}
asmlinkage long sys_setuid16(old_uid_t uid)
{
- return sys_setuid(low2highuid(uid));
+ long ret = sys_setuid(low2highuid(uid));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid)
{
}
asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid)
{
- return sys_setresuid(low2highuid(ruid), low2highuid(euid),
- low2highuid(suid));
+ long ret = sys_setresuid(low2highuid(ruid), low2highuid(euid),
+ low2highuid(suid));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_getresuid16(old_uid_t __user *ruid, old_uid_t __user *euid, old_uid_t __user *suid)
}
asmlinkage long sys_getresuid16(old_uid_t __user *ruid, old_uid_t __user *euid, old_uid_t __user *suid)
@@
-71,8
+96,11
@@
asmlinkage long sys_getresuid16(old_uid_t __user *ruid, old_uid_t __user *euid,
asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid)
{
asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid)
{
- return sys_setresgid(low2highgid(rgid), low2highgid(egid),
- low2highgid(sgid));
+ long ret = sys_setresgid(low2highgid(rgid), low2highgid(egid),
+ low2highgid(sgid));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_getresgid16(old_gid_t __user *rgid, old_gid_t __user *egid, old_gid_t __user *sgid)
}
asmlinkage long sys_getresgid16(old_gid_t __user *rgid, old_gid_t __user *egid, old_gid_t __user *sgid)
@@
-88,12
+116,18
@@
asmlinkage long sys_getresgid16(old_gid_t __user *rgid, old_gid_t __user *egid,
asmlinkage long sys_setfsuid16(old_uid_t uid)
{
asmlinkage long sys_setfsuid16(old_uid_t uid)
{
- return sys_setfsuid(low2highuid(uid));
+ long ret = sys_setfsuid(low2highuid(uid));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
asmlinkage long sys_setfsgid16(old_gid_t gid)
{
}
asmlinkage long sys_setfsgid16(old_gid_t gid)
{
- return sys_setfsgid(low2highgid(gid));
+ long ret = sys_setfsgid(low2highgid(gid));
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
static int groups16_to_user(old_gid_t __user *grouplist,
}
static int groups16_to_user(old_gid_t __user *grouplist,