fuse: fix d_revalidate oopsen on NFS exports

can't blindly check nd->flags in ->d_revalidate()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-03-10 03:44:31 -05:00
parent 0eb980e317
commit 529c5f958f

View file

@ -158,7 +158,7 @@ static int fuse_dentry_revalidate(struct dentry *entry, struct nameidata *nd)
{
struct inode *inode;
if (nd->flags & LOOKUP_RCU)
if (nd && nd->flags & LOOKUP_RCU)
return -ECHILD;
inode = entry->d_inode;