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MIPS: CVE-2009-0029: Enable syscall wrappers.

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Thanks to David Daney helping with debugging and testing.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
This commit is contained in:
Ralf Baechle
2009-02-08 16:00:26 +00:00
parent 4b0d3f5c28
commit dbda6ac089
10 changed files with 110 additions and 98 deletions
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28
arch/mips/kernel/signal32.c
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@@ -349,8 +349,8 @@ asmlinkage int sys32_rt_sigsuspend(nabi_no_regargs struct pt_regs regs)
return -ERESTARTNOHAND;
}
asmlinkage int sys32_sigaction(int sig, const struct sigaction32 __user *act,
struct sigaction32 __user *oact)
SYSCALL_DEFINE3(32_sigaction, long, sig, const struct sigaction32 __user *, act,
struct sigaction32 __user *, oact)
{
struct k_sigaction new_ka, old_ka;
int ret;
@@ -704,9 +704,9 @@ struct mips_abi mips_abi_32 = {
.restart = __NR_O32_restart_syscall
};
asmlinkage int sys32_rt_sigaction(int sig, const struct sigaction32 __user *act,
struct sigaction32 __user *oact,
unsigned int sigsetsize)
SYSCALL_DEFINE4(32_rt_sigaction, int, sig,
const struct sigaction32 __user *, act,
struct sigaction32 __user *, oact, unsigned int, sigsetsize)
{
struct k_sigaction new_sa, old_sa;
int ret = -EINVAL;
@@ -748,8 +748,8 @@ out:
return ret;
}
asmlinkage int sys32_rt_sigprocmask(int how, compat_sigset_t __user *set,
compat_sigset_t __user *oset, unsigned int sigsetsize)
SYSCALL_DEFINE4(32_rt_sigprocmask, int, how, compat_sigset_t __user *, set,
compat_sigset_t __user *, oset, unsigned int, sigsetsize)
{
sigset_t old_set, new_set;
int ret;
@@ -770,8 +770,8 @@ asmlinkage int sys32_rt_sigprocmask(int how, compat_sigset_t __user *set,
return ret;
}
asmlinkage int sys32_rt_sigpending(compat_sigset_t __user *uset,
unsigned int sigsetsize)
SYSCALL_DEFINE2(32_rt_sigpending, compat_sigset_t __user *, uset,
unsigned int, sigsetsize)
{
int ret;
sigset_t set;
@@ -787,7 +787,8 @@ asmlinkage int sys32_rt_sigpending(compat_sigset_t __user *uset,
return ret;
}
asmlinkage int sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *uinfo)
SYSCALL_DEFINE3(32_rt_sigqueueinfo, int, pid, int, sig,
compat_siginfo_t __user *, uinfo)
{
siginfo_t info;
int ret;
@@ -802,10 +803,9 @@ asmlinkage int sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *
return ret;
}
asmlinkage long
sys32_waitid(int which, compat_pid_t pid,
compat_siginfo_t __user *uinfo, int options,
struct compat_rusage __user *uru)
SYSCALL_DEFINE5(32_waitid, int, which, compat_pid_t, pid,
compat_siginfo_t __user *, uinfo, int, options,
struct compat_rusage __user *, uru)
{
siginfo_t info;
struct rusage ru;