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authorAl Viro <viro@zeniv.linux.org.uk>2012-01-02 22:28:36 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2012-01-03 22:53:07 -0500
commitcf31e70d6cf93f19fe9bf1144966ef40991ac723 (patch)
tree39cdc07b9d46b17ef882ddeb5041f4faec808662 /fs/compat.c
parentc972b4bc8331b432f51a5f1bc3ca7e020172717f (diff)
downloadop-kernel-dev-cf31e70d6cf93f19fe9bf1144966ef40991ac723.zip
op-kernel-dev-cf31e70d6cf93f19fe9bf1144966ef40991ac723.tar.gz
vfs: new helper - vfs_ustat()
... and bury user_get_super()/statfs_by_dentry() - they are purely internal now. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/compat.c')
-rw-r--r--fs/compat.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/fs/compat.c b/fs/compat.c
index c987875..9db5a60 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -342,16 +342,9 @@ asmlinkage long compat_sys_fstatfs64(unsigned int fd, compat_size_t sz, struct c
*/
asmlinkage long compat_sys_ustat(unsigned dev, struct compat_ustat __user *u)
{
- struct super_block *sb;
struct compat_ustat tmp;
struct kstatfs sbuf;
- int err;
-
- sb = user_get_super(new_decode_dev(dev));
- if (!sb)
- return -EINVAL;
- err = statfs_by_dentry(sb->s_root, &sbuf);
- drop_super(sb);
+ int err = vfs_ustat(new_decode_dev(dev), &sbuf);
if (err)
return err;
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