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authorAl Viro <viro@zeniv.linux.org.uk>2017-09-03 21:45:17 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2017-09-19 17:56:01 -0400
commit3968cf623892d710e651070243fd16af312a9797 (patch)
tree273164e59b53074a9330aa12d2764d0fc28ea245 /fs/signalfd.c
parentb8e8e1aa9f14110da180569908bbe538c9e9dc63 (diff)
downloadlinux-stericsson-3968cf623892d710e651070243fd16af312a9797.tar.gz
get_compat_sigset()
similar to put_compat_sigset() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/signalfd.c')
-rw-r--r--fs/signalfd.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/fs/signalfd.c b/fs/signalfd.c
index d2c434112f42..9de5beeb771d 100644
--- a/fs/signalfd.c
+++ b/fs/signalfd.c
@@ -312,15 +312,13 @@ COMPAT_SYSCALL_DEFINE4(signalfd4, int, ufd,
compat_size_t, sigsetsize,
int, flags)
{
- compat_sigset_t ss32;
sigset_t tmp;
sigset_t __user *ksigmask;
if (sigsetsize != sizeof(compat_sigset_t))
return -EINVAL;
- if (copy_from_user(&ss32, sigmask, sizeof(ss32)))
+ if (get_compat_sigset(&tmp, sigmask))
return -EFAULT;
- sigset_from_compat(&tmp, &ss32);
ksigmask = compat_alloc_user_space(sizeof(sigset_t));
if (copy_to_user(ksigmask, &tmp, sizeof(sigset_t)))
return -EFAULT;