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authorDavid Howells <dhowells@redhat.com>2008-11-14 10:39:25 +1100
committerJames Morris <jmorris@namei.org>2008-11-14 10:39:25 +1100
commitd76b0d9b2d87cfc95686e148767cbf7d0e22bdc0 (patch)
tree1a2956614018d245facb256ffb8662568cdabcd4 /fs/file_table.c
parent1d045980e1eff4800472f0e81df9460640c8eee9 (diff)
CRED: Use creds in file structs
Attach creds to file structs and discard f_uid/f_gid. file_operations::open() methods (such as hppfs_open()) should use file->f_cred rather than current_cred(). At the moment file->f_cred will be current_cred() at this point. Signed-off-by: David Howells <dhowells@redhat.com> Reviewed-by: James Morris <jmorris@namei.org> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'fs/file_table.c')
-rw-r--r--fs/file_table.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/file_table.c b/fs/file_table.c
index bc4563fe791d..0fbcacc3ea75 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -36,7 +36,9 @@ static struct percpu_counter nr_files __cacheline_aligned_in_smp;
static inline void file_free_rcu(struct rcu_head *head)
{
- struct file *f = container_of(head, struct file, f_u.fu_rcuhead);
+ struct file *f = container_of(head, struct file, f_u.fu_rcuhead);
+
+ put_cred(f->f_cred);
kmem_cache_free(filp_cachep, f);
}
@@ -121,8 +123,7 @@ struct file *get_empty_filp(void)
INIT_LIST_HEAD(&f->f_u.fu_list);
atomic_long_set(&f->f_count, 1);
rwlock_init(&f->f_owner.lock);
- f->f_uid = cred->fsuid;
- f->f_gid = cred->fsgid;
+ f->f_cred = get_cred(cred);
eventpoll_init_file(f);
/* f->f_version: 0 */
return f;