From patchwork Tue Oct 8 13:24:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anastasia Kovaleva X-Patchwork-Id: 13826489 Received: from mta-03.yadro.com (mta-03.yadro.com [89.207.88.253]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 99BA0190055; Tue, 8 Oct 2024 13:31:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=89.207.88.253 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728394299; cv=none; b=bfyDeN6r21ku+7sNpfJtaH46TOm7vrFVs5NHFSueWgaHaEGREtei+94+0awU5w6o1rm4TEA0oDZUkGRbt+fq7cgzrSW9RZrmo5X4xCG8EG2qbPIZZP8cO+fnCITmqvX995YSwgez1gkxX6czOJE2ppA7UBC/bdtk77foNKQeagU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728394299; c=relaxed/simple; bh=95R7frcox+BpLSzcSxD73QmPKcWo05sbLhvOIqrwt/o=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=O5gKLafA+vO5Jpdqtr6nx4jfCQRXQNFOIVKtkwOZLqQfDqMi+N9FUlqRQhA7MO/1yQslyH+Re/Z+3iCbxMxZoXCc0vvci5fFWBnE9ncBGU3M1+As03uN1yTHljSdDiMtdIJIvFx/7LFrvdYc81GpmbykAEvSuqDbFo/BTbGBUvQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yadro.com; spf=pass smtp.mailfrom=yadro.com; dkim=pass (2048-bit key) header.d=yadro.com header.i=@yadro.com header.b=j+nRcyis; dkim=pass (2048-bit key) header.d=yadro.com header.i=@yadro.com header.b=ssqSsqUy; arc=none smtp.client-ip=89.207.88.253 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yadro.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yadro.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=yadro.com header.i=@yadro.com header.b="j+nRcyis"; dkim=pass (2048-bit key) header.d=yadro.com header.i=@yadro.com header.b="ssqSsqUy" DKIM-Filter: OpenDKIM Filter v2.11.0 mta-03.yadro.com B763FE0018 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yadro.com; s=mta-04; t=1728394294; bh=6Jaz5KTsUcnqJMhBopv+w18+cRGcBKKrscV7xAds5Og=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=j+nRcyisDDBz2ua7jQ4Dh0AyjzagptYvj8CoBQh9AqW3v4r+hYdKc3egCm3AskhC1 Gs1YyDhIHPAJc944m3rrGS2uoGKvqk666V9Gfd+QswtajqMlozOSP3ZIvtfTS/0fNJ Fada7l6fcj7sgsSnwrT06EC6rE3B5QZ2ZQwFU89nGD7Y21c8f9/7HqRGsRvDOCdFL0 0mRHCccM0Uq837GTYXEps7k4gJ52Brdc9lgZQCzA81Y+zhao1CNAYLNxPUo6cNJ2fK qaEdTAKQy/EZAlCzTvfRdpyuni5HyUb+h60L0F/Fd6skoK3qarp9uCuy55VbiBdRYh 3iU9Pj+E4u9bA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yadro.com; s=mta-03; t=1728394294; bh=6Jaz5KTsUcnqJMhBopv+w18+cRGcBKKrscV7xAds5Og=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=ssqSsqUysxs+G5+oHMP3hAOWr6Bib0345pyP1q9/8MFyXSY36p7EqohomWU/WwKZt 9MyzfF73BCjC6BcAGO8+TGy6mKRi59K9Qd5rCEXBJ0c/0pk+GpePhHEHR+tkQzGr+n FQCpONT4T9t6GCCKK0kAUJVlMjTaFKkVhvuiXTnBDksFd/e4nll9Y+zzvr9m7CoQiQ 8g9mSTH2bkgNTwLpH39f1uN5kJxHaYhR34OBaoC9/fX58/Xk/rYa5MeFr3BILOMrHl gsalMwXzLGfEJpHBoEIO5sDNKVktpTU9oQLVDJVQfx41xB4ksLxoAVmiMkL7RO7Vxg 7i9CYHOlRA3ag== From: Anastasia Kovaleva To: CC: , , , , , , , , , , Subject: [PATCH 3/3] scsi: qla2xxx: Remove incorrect trap Date: Tue, 8 Oct 2024 16:24:02 +0300 Message-ID: <20241008132402.26164-4-a.kovaleva@yadro.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20241008132402.26164-1-a.kovaleva@yadro.com> References: <20241008132402.26164-1-a.kovaleva@yadro.com> Precedence: bulk X-Mailing-List: target-devel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: T-EXCH-08.corp.yadro.com (172.17.11.58) To T-EXCH-09.corp.yadro.com (172.17.11.59) This BUG_ON() is triggered when there is no fc_port with a certain loop ID in the scsi host vp_fcports list, but there is one in lport_loopid_map. As these two data structures do not change simultaneously and atomically, such a trap is invalid. Cc: stable@vger.kernel.org Fixes: 726b85487067 ("qla2xxx: Add framework for async fabric discovery") Signed-off-by: Anastasia Kovaleva Reviewed-by: Dmitry Bogdanov Reviewed-by: Hannes Reinecke --- drivers/scsi/qla2xxx/qla_target.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index bc7feef6ee79..9a5dbd00de01 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -5190,15 +5190,7 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, ql_dbg(ql_dbg_disc, vha, 0x20fc, "%s: logo %llx res %d sess %p ", __func__, wwn, res, sess); - if (res == 0) { - /* - * cmd went upper layer, look for qlt_xmit_tm_rsp() - * for LOGO_ACK & sess delete - */ - BUG_ON(!sess); - res = 0; - } else { - /* cmd did not go to upper layer. */ + if (res) { if (sess) { qlt_schedule_sess_for_deletion(sess); res = 0;