From: Dmitriy Monakhov <dmonakhov@sw.ru>
Date: Tue, 8 May 2007 07:24:37 +0000 (-0700)
Subject: reiserfs: possible null pointer dereference during resize
X-Git-Tag: v2.6.22-rc1~781
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2d3466a348a61c4d7f958ce80020eba17c09d7f7;p=pandora-kernel.git

reiserfs: possible null pointer dereference during resize

sb_read may return NULL, let's explicitly check it.  If so free new bitmap
blocks array, after this we may safely exit as it done above during bitmap
allocation.

Signed-off-by: Dmitriy Monakhov <dmonakhov@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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