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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-01-14 14:13:57 +0100
committerHeiko Carstens <heiko.carstens@de.ibm.com>2009-01-14 14:15:16 +0100
commitc9da9f2129d6a421c32e334a83770a9e67f7feac (patch)
tree389d3392e5d0508ce772c30a88006194baa1c5a6
parent1134723e96f6e2abcf8bfd7a2d1c96fcc323ef35 (diff)
[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: Heiko Carstens <heiko.carstens@de.ibm.com>
-rw-r--r--fs/compat.c6
-rw-r--r--fs/select.c8
2 files changed, 7 insertions, 7 deletions
diff --git a/fs/compat.c b/fs/compat.c
index 30f2faa22f5..65a070e705a 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -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,
diff --git a/fs/select.c b/fs/select.c
index b0cf1f0896d..d1651648be1 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -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 */