From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 8E08813C1C7; Wed, 7 Feb 2024 21:23:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707340993; cv=none; b=mMMcX3a1Q/Apzr5fFhPvupJDQPYIay2IQuu76ulXwDCBKkqsTyusTCun1g6FO2BjjnBT41zQfP1URMy2/wRIs7TyyiQ9JHiD9kuFUEhDGAO+mfUlDyoa4u4ioiimUdPXzUrDSRHDAe/PZ9FUDo5FKYjI47GWIztUIQDni9bBmnY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707340993; c=relaxed/simple; bh=LT+L/7PYPwDnnATDNcJq2+vE/jlPYOwwnStBT/2zcO8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=et5aLxVzHXPii1mDlVx1RLadOTmSOhGBWLBmoNvefjRdmCfCu0NuvQ8L299/k+0VDSVVJUwaIkDU7TsoZU9N+LT6wBTfWyome4Ddu1y7tAlJVjuyRrHZbmhfTMVQXEHeflXTCBXjkwtkTTdIyZuhZNRR+ZylWUNY3DasvuZYm2o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=g06LgTFy; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="g06LgTFy" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 18DD8C433F1; Wed, 7 Feb 2024 21:23:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707340993; bh=LT+L/7PYPwDnnATDNcJq2+vE/jlPYOwwnStBT/2zcO8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=g06LgTFy0VTEgAFfDGEI4hHgPrqz+FTMPaQ9IAVcjG0YuykWaE/Fa8a0CsiNlxcpI Kj0/aQ/yZAZWyHUsI1J/+37Si8YTBUz1kMWbbA5UsQ1y2gWu0vG7c2bKBQZ3um/Hy2 8VUWFgigyPvtvQgMZpqEAC8QnOPxaIgcLr9wzVDooC63MrlO3k2MrB9ZFwor+ZmFkF CKlCVjqlGig+seSC2Ylv62iYi6G1PxDbu6kUfVTIj4lvaXFLnQ11jHLCCez7BITQ4v SlBjTbC4VexvAILFMJ+v+qd19jEhLDnsqYoiLOm0PWUnp5mkutb5k9vISGDUuUtSPU MEznaTwqGlgwg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Daniel Wagner , Hannes Reinecke , Christoph Hellwig , Keith Busch , Sasha Levin , james.smart@broadcom.com, sagi@grimberg.me, kch@nvidia.com, linux-nvme@lists.infradead.org Subject: [PATCH AUTOSEL 6.7 38/44] nvmet-fc: abort command when there is no binding Date: Wed, 7 Feb 2024 16:21:05 -0500 Message-ID: <20240207212142.1399-38-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240207212142.1399-1-sashal@kernel.org> References: <20240207212142.1399-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.7.4 Content-Transfer-Encoding: 8bit From: Daniel Wagner [ Upstream commit 3146345c2e9c2f661527054e402b0cfad80105a4 ] When the target port has not active port binding, there is no point in trying to process the command as it has to fail anyway. Instead adding checks to all commands abort the command early. Reviewed-by: Hannes Reinecke Reviewed-by: Christoph Hellwig Signed-off-by: Daniel Wagner Signed-off-by: Keith Busch Signed-off-by: Sasha Levin --- drivers/nvme/target/fc.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c index d50af99e847d..1eda4fa0ae06 100644 --- a/drivers/nvme/target/fc.c +++ b/drivers/nvme/target/fc.c @@ -1100,6 +1100,9 @@ nvmet_fc_alloc_target_assoc(struct nvmet_fc_tgtport *tgtport, void *hosthandle) int idx; bool needrandom = true; + if (!tgtport->pe) + return NULL; + assoc = kzalloc(sizeof(*assoc), GFP_KERNEL); if (!assoc) return NULL; @@ -2516,8 +2519,9 @@ nvmet_fc_handle_fcp_rqst(struct nvmet_fc_tgtport *tgtport, fod->req.cmd = &fod->cmdiubuf.sqe; fod->req.cqe = &fod->rspiubuf.cqe; - if (tgtport->pe) - fod->req.port = tgtport->pe->port; + if (!tgtport->pe) + goto transport_error; + fod->req.port = tgtport->pe->port; /* clear any response payload */ memset(&fod->rspiubuf, 0, sizeof(fod->rspiubuf)); -- 2.43.0