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Date:   Tue, 08 Feb 2022 01:47:54 -0500
From:   Li Chen <lchen.firstlove@zohomail.com>
To:     "Kishon Vijay Abraham I" <kishon@ti.com>,
        "Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
        =?UTF-8?Q?=22Krzysztof_Wilczy=C5=84ski=22?= <kw@linux.com>,
        "Bjorn Helgaas" <bhelgaas@google.com>,
        "linux-pci" <linux-pci@vger.kernel.org>,
        "linux-kernel" <linux-kernel@vger.kernel.org>
Message-ID: <17ed816b6f3.d4fb44fb69745.1048447841721382920@zohomail.com>
In-Reply-To: <17e7b9b9ee6.c6d9c6a02564.4545388417402742326@zohomail.com>
References: <17e7b9b9ee6.c6d9c6a02564.4545388417402742326@zohomail.com>
Subject: Re: [PATCH] PCI: endpoint fix misused goto label
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ping

 ---- On Fri, 21 Jan 2022 02:48:23 -0500 Li Chen <lchen.firstlove@zohomail.com> wrote ----
 > From: Li Chen <lchen@ambarella.com>
 > 
 > If we goto err_map_addr here, buf allocated
 > via kmalloc won't get freeed, then memoryleak.
 > 
 > Signed-off-by: Li Chen <lchen@ambarella.com>
 > ---
 >  drivers/pci/endpoint/functions/pci-epf-test.c | 2 +-
 >  1 file changed, 1 insertion(+), 1 deletion(-)
 > 
 > diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c
 > index 96489cfdf58db..60303223976a1 100644
 > --- a/drivers/pci/endpoint/functions/pci-epf-test.c
 > +++ b/drivers/pci/endpoint/functions/pci-epf-test.c
 > @@ -441,7 +441,7 @@ static int pci_epf_test_write(struct pci_epf_test *epf_test)
 >          if (!epf_test->dma_supported) {
 >              dev_err(dev, "Cannot transfer data using DMA\n");
 >              ret = -EINVAL;
 > -            goto err_map_addr;
 > +            goto err_dma_map;
 >          }
 >  
 >          src_phys_addr = dma_map_single(dma_dev, buf, reg->size,
 > -- 
 > 2.34.1
 > 
 > 
 >