CRED: Wrap current->cred and a few other accessors

Wrap current->cred and a few other accessors to hide their actual
implementation.

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: James Morris <jmorris@namei.org>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>

1 files changed, 3 insertions, 4 deletions

diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 2445a9d3488e..16ef61a91d95 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -1767,25 +1767,24 @@ groups16_from_user(struct group_info *group_info, short __user *grouplist)
 asmlinkage long
 sys32_getgroups16 (int gidsetsize, short __user *grouplist)
 {
+        const struct cred *cred = current_cred();
         int i;
 
         if (gidsetsize < 0)
                 return -EINVAL;
 
-        get_group_info(current->cred->group_info);
-        i = current->cred->group_info->ngroups;
+        i = cred->group_info->ngroups;
         if (gidsetsize) {
                 if (i > gidsetsize) {
                         i = -EINVAL;
                         goto out;
                 }
-                if (groups16_to_user(grouplist, current->cred->group_info)) {
+                if (groups16_to_user(grouplist, cred->group_info)) {
                         i = -EFAULT;
                         goto out;
                 }
         }
 out:
-        put_group_info(current->cred->group_info);
         return i;
 }