Re: [PATCH 00/16] vfs: atomic open v4 (part 1)

From: David Howells
Date: Thu May 24 2012 - 11:08:16 EST



I've been looking at your patches when they're all applied, and I suspect
you're missing some security calls.

For instance, in lookup_open(), you call security_path_mknod() prior to
calling vfs_create(), but you don't call it prior to calling atomic_open() or
in, say, nfs_atomic_open(). You do need to, however, though I can see it's
difficult to work out where. Is it possible to call it if O_CREAT is
specified and d_inode is NULL right before calling atomic_open()?

I'm also wondering if you're missing an audit_inode() call in the if (created)
path after the retry_lookup label.

David
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