From mboxrd@z Thu Jan 1 00:00:00 1970 From: NeilBrown Subject: Re: [patch] md/raid10: use correct limit variable Date: Wed, 3 Oct 2012 11:51:05 +1000 Message-ID: <20121003115105.304923a6@notabene.brown> References: <20121002080422.GA12398@elgon.mountain> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/HJ8oW3i40R+7Lgm_X/aEpP="; protocol="application/pgp-signature" Return-path: In-Reply-To: <20121002080422.GA12398@elgon.mountain> Sender: linux-raid-owner@vger.kernel.org To: Dan Carpenter Cc: linux-raid@vger.kernel.org, kernel-janitors@vger.kernel.org List-Id: linux-raid.ids --Sig_/HJ8oW3i40R+7Lgm_X/aEpP= Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Tue, 2 Oct 2012 11:04:22 +0300 Dan Carpenter wrote: > Clang complains that we are assigning a variable to itself. This should > be using bad_sectors like the similar earlier check does. >=20 > Signed-off-by: Dan Carpenter >=20 > diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c > index 56149ce..4448624 100644 > --- a/drivers/md/raid10.c > +++ b/drivers/md/raid10.c > @@ -3219,7 +3219,7 @@ static sector_t sync_request(struct mddev *mddev, s= ector_t sector_nr, > else { > bad_sectors -=3D (sector - first_bad); > if (max_sync > bad_sectors) > - max_sync =3D max_sync; > + max_sync =3D bad_sectors; > continue; > } > } We sure do have some careless programmers around here :-( That bug has been there since 3.1-rc1. Thanks for finding it! NeilBrown --Sig_/HJ8oW3i40R+7Lgm_X/aEpP= Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) iQIVAwUBUGuaCTnsnt1WYoG5AQLX2xAAwLKoCitB5jLx6y7wm3DtprlJBDYliIHt JkfjLqZSgZkZ4eLO2sUcbjY5F2402svutI4IWzES9miA7s76eW04mtjBp1BLybBS nFFCY0XF4cWme3EQMX3nBoO8f3CeCyIxAV+qbYnrtEzcCBLoApIMRnKFiAJywD/8 w/z0Pe7+ByaPg9DVN7NO/cOfFIVauzhYEE/7V3uP+PWAtmgJ6eWTTVEkAehxgsJG ri1+VJkK20hqSstTozaG/9AqUrPflENprkvT3aSxrnWOJAbWMJKYxR0kTExwxLqd wE13lbTtNP9fJKkc/uSh7gmEotLz1vv5LeU4QGPN0f/CJ3SbNDVV5AfABQyz+GfU Leiu8TSPa9AEF0VxDgTm7zBr8YEjtY7FMTf1bPhbP3Q/E4/7/OSrOnG/la0Q9SKH 3DG5cbX5eY1/6JCANd+0Qsi4JhD1kNbrZEh6umlllPow/+Dan0v0nLUE5svAdWE5 //S4XD2pElR85cAm+jWLS5GFZbFUwYS/0nlvylQ0QFkt2JH7y7wua9Rl+YXayL0k mJEpK50jE4t+pUGdAbLkrjDP+7WOGe8tmgLcx2kae/JpfzVkajaVj08n/opyN2Oj +aLrbRrklarwibgK8UYATQIudjW3modsrI0RBod84LtoKHrNmvu4/RzNT0QVXU7L mVwdffPl4oo= =oxzC -----END PGP SIGNATURE----- --Sig_/HJ8oW3i40R+7Lgm_X/aEpP=--