From: Greg KH <gregkh@linuxfoundation.org>
Date: Mon, 30 Mar 2015 12:59:15 +0000 (+0200)
Subject: debugfs: allow bad parent pointers to be passed in
X-Git-Tag: omap-for-v4.1/fixes-rc1~166^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c9e15f25f514a76d906be01e621f400cdee94558;p=pandora-kernel.git

debugfs: allow bad parent pointers to be passed in

If something went wrong with creating a debugfs file/symlink/directory,
that value could be passed down into debugfs again as a parent dentry.
To make caller code simpler, just error out if this happens, and don't
crash the kernel.

Reported-by: Alex Elder <elder@linaro.org>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Alex Elder <elder@linaro.org>
---

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