public inbox for linux-scsi@vger.kernel.org
 help / color / mirror / Atom feed
From: Tomas Henzl <thenzl@redhat.com>
To: linux-scsi@vger.kernel.org
Cc: sreekanth.reddy@broadcom.com, sathya.prakash@broadcom.com,
	ranjan.kumar@broadcom.com
Subject: [PATCH v2 2/6] scsi: mpi3mr: fix a dma memory leak
Date: Fri,  3 Mar 2023 00:43:32 +0100	[thread overview]
Message-ID: <20230302234336.25456-3-thenzl@redhat.com> (raw)
In-Reply-To: <20230302234336.25456-1-thenzl@redhat.com>

A fix for:
DMA-API: pci 0000:83:00.0: device driver has pending DMA allocations while released from device [count=1]

Fixes: 32d457d5a2af ("scsi: mpi3mr: Add framework to issue config requests")
Signed-off-by: Tomas Henzl <thenzl@redhat.com>
---
 drivers/scsi/mpi3mr/mpi3mr_fw.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
index b632e1bb1007..fa62991f5aee 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c
@@ -4396,7 +4396,11 @@ void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc)
 		    mrioc->admin_req_base, mrioc->admin_req_dma);
 		mrioc->admin_req_base = NULL;
 	}
-
+	if (mrioc->cfg_page) {
+		dma_free_coherent(&mrioc->pdev->dev, mrioc->cfg_page_sz,
+		    mrioc->cfg_page, mrioc->cfg_page_dma);
+		mrioc->cfg_page = NULL;
+	}
 	if (mrioc->pel_seqnum_virt) {
 		dma_free_coherent(&mrioc->pdev->dev, mrioc->pel_seqnum_sz,
 		    mrioc->pel_seqnum_virt, mrioc->pel_seqnum_dma);
-- 
2.39.1


  parent reply	other threads:[~2023-03-02 23:44 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-02 23:43 [PATCH v2 0/6] scsi: mpi3mr: fix few resource leaks Tomas Henzl
2023-03-02 23:43 ` [PATCH v2 1/6] scsi: mpi3mr: fix a memory leak Tomas Henzl
2023-03-02 23:43 ` Tomas Henzl [this message]
2023-03-02 23:43 ` [PATCH v2 3/6] " Tomas Henzl
2023-03-02 23:43 ` [PATCH v2 4/6] " Tomas Henzl
2023-03-02 23:43 ` [PATCH v2 5/6] " Tomas Henzl
2023-03-02 23:43 ` [PATCH v2 6/6] " Tomas Henzl
2023-03-07  1:43 ` [PATCH v2 0/6] scsi: mpi3mr: fix few resource leaks Martin K. Petersen
2023-03-07 20:14   ` Sathya Prakash Veerichetty
2023-03-10  3:13 ` Martin K. Petersen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20230302234336.25456-3-thenzl@redhat.com \
    --to=thenzl@redhat.com \
    --cc=linux-scsi@vger.kernel.org \
    --cc=ranjan.kumar@broadcom.com \
    --cc=sathya.prakash@broadcom.com \
    --cc=sreekanth.reddy@broadcom.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox