Commit c9da9f21 authored by Heiko Carstens's avatar Heiko Carstens

[CVE-2009-0029] Make sys_pselect7 static

Not a single architecture has wired up sys_pselect7 plus it is the
only system call with seven parameters. Just make it static and
rename it to do_pselect which will do the work for sys_pselect6.
Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
parent 1134723e
......@@ -1709,7 +1709,7 @@ asmlinkage long compat_sys_select(int n, compat_ulong_t __user *inp,
}
#ifdef HAVE_SET_RESTORE_SIGMASK
asmlinkage long compat_sys_pselect7(int n, compat_ulong_t __user *inp,
static long do_compat_pselect(int n, compat_ulong_t __user *inp,
compat_ulong_t __user *outp, compat_ulong_t __user *exp,
struct compat_timespec __user *tsp, compat_sigset_t __user *sigmask,
compat_size_t sigsetsize)
......@@ -1775,8 +1775,8 @@ asmlinkage long compat_sys_pselect6(int n, compat_ulong_t __user *inp,
(compat_size_t __user *)(sig+sizeof(up))))
return -EFAULT;
}
return compat_sys_pselect7(n, inp, outp, exp, tsp, compat_ptr(up),
sigsetsize);
return do_compat_pselect(n, inp, outp, exp, tsp, compat_ptr(up),
sigsetsize);
}
asmlinkage long compat_sys_ppoll(struct pollfd __user *ufds,
......
......@@ -582,9 +582,9 @@ asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
}
#ifdef HAVE_SET_RESTORE_SIGMASK
asmlinkage long sys_pselect7(int n, fd_set __user *inp, fd_set __user *outp,
fd_set __user *exp, struct timespec __user *tsp,
const sigset_t __user *sigmask, size_t sigsetsize)
static long do_pselect(int n, fd_set __user *inp, fd_set __user *outp,
fd_set __user *exp, struct timespec __user *tsp,
const sigset_t __user *sigmask, size_t sigsetsize)
{
sigset_t ksigmask, sigsaved;
struct timespec ts, end_time, *to = NULL;
......@@ -650,7 +650,7 @@ asmlinkage long sys_pselect6(int n, fd_set __user *inp, fd_set __user *outp,
return -EFAULT;
}
return sys_pselect7(n, inp, outp, exp, tsp, up, sigsetsize);
return do_pselect(n, inp, outp, exp, tsp, up, sigsetsize);
}
#endif /* HAVE_SET_RESTORE_SIGMASK */
......
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