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From: "André Goddard Rosa" <andre.goddard@gmail.com>
To: tabbott@ksplice.com, alan-jenkins@tuffmail.co.uk,
	rusty@rustcorp.com.au, linux-kernel@vger.kernel.org
Cc: "André Goddard Rosa" <andre.goddard@gmail.com>
Subject: [PATCH v2 0/2] bsearch: fix overflow and avoid unnecessary calculation
Date: Mon,  9 Nov 2009 12:53:47 -0200	[thread overview]
Message-ID: <cover.1257778258.git.andre.goddard@gmail.com> (raw)

Fix a rare overflow situation which can occur when working with large arrays.
Also, remove an unneeded calculation.

changelog:
    v2: fix a bug introduced into 00/01 of the v1 patch
    v1: initial submission

André Goddard Rosa (2):
  bsearch: avoid unneeded decrement arithmetic
  bsearch: prevent overflow when computing middle comparison element

 lib/bsearch.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)


             reply	other threads:[~2009-11-10 14:55 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-11-09 14:53 André Goddard Rosa [this message]
2009-11-09 14:53 ` [PATCH v2 1/2] bsearch: avoid unneeded decrement arithmetic André Goddard Rosa
2009-11-09 14:53 ` [PATCH v2 2/2] bsearch: prevent overflow when computing middle comparison element André Goddard Rosa
2009-11-11  0:18   ` [PATCH v3 " Rusty Russell
2009-11-11 15:00     ` André Goddard Rosa

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