提交 529c5f95 编写于 作者: A Al Viro

fuse: fix d_revalidate oopsen on NFS exports

can't blindly check nd->flags in ->d_revalidate()
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
上级 0eb980e3
......@@ -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;
......
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