Am 21.10.2014 um 01:12 schrieb Andrew Morton: > On Sun, 19 Oct 2014 12:39:44 +0200 Richard Weinberger <rich...@nod.at> wrote: > >> d_splice_alias() can return a valid dentry, NULL or an ERR_PTR. >> Currently the code checks not for ERR_PTR and my oops in >> ocfs2_dentry_attach_lock(). > > It's unclear what the second sentence is trying to tell us. The patch > fixes an oops? If so, a copy of the trace would be useful, as would an > explanation of why it occurred. If not, I'm all confused.
ocfs2_dentry_attach_lock() derefs the dentry pointer. If d_splice_alias() returns ERR_PTR(-EIO) it will oops. Thanks, //richard -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
