From: Oleg Nesterov <oleg@redhat.com>
Date: Sun, 29 Jul 2012 18:22:33 +0000 (+0200)
Subject: uprobes: Fix overflow in vma_address()/find_active_uprobe()
X-Git-Tag: v3.6-rc1~32^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aefd8933d445abf7ff0d4027c624737898827bcd;p=pandora-kernel.git

uprobes: Fix overflow in vma_address()/find_active_uprobe()

vma->vm_pgoff is "unsigned long", it should be promoted to
loff_t before the multiplication to avoid the overflow.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Srikar Dronamraju <srikar.vnet.ibm.com>
Cc: Anton Arapov <anton@redhat.com>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/20120729182233.GA20339@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---

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