From: Alan Cox <alan@linux.intel.com>
Date: Thu, 20 Dec 2012 23:05:24 +0000 (-0800)
Subject: hfsplus: avoid crash on failed block map free
X-Git-Tag: v3.8-rc1~12^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5daa669c80c121ab75ecdf1c8e2df52f072fd25e;p=pandora-kernel.git

hfsplus: avoid crash on failed block map free

If the read fails we kmap an error code.  This doesn't end well.  Instead
print a critical error and pray.  This mirrors the rest of the fs
behaviour with critical error cases.

Acked-by: Vyacheslav Dubeyko <slava@dubeyko.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Vyacheslav Dubeyko <slava@dubeyko.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Jan Kara <jack@suse.cz>
Acked-by: Hin-Tak Leung <htl10@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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