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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
        John Allen <john.allen@amd.com>,
        Herbert Xu <herbert@gondor.apana.org.au>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.10 228/593] crypto: ccp - Fix a resource leak in an error handling path
Date:   Mon, 12 Jul 2021 08:06:28 +0200
Message-Id: <20210712060908.020307129@linuxfoundation.org>
In-Reply-To: <20210712060843.180606720@linuxfoundation.org>
References: <20210712060843.180606720@linuxfoundation.org>
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From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>

[ Upstream commit a6f8e68e238a15bb15f1726b35c695136c64eaba ]

If an error occurs after calling 'sp_get_irqs()', 'sp_free_irqs()' must be
called as already done in the error handling path.

Fixes: f4d18d656f88 ("crypto: ccp - Abstract interrupt registeration")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: John Allen <john.allen@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/crypto/ccp/sp-pci.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/ccp/sp-pci.c b/drivers/crypto/ccp/sp-pci.c
index f471dbaef1fb..7d346d842a39 100644
--- a/drivers/crypto/ccp/sp-pci.c
+++ b/drivers/crypto/ccp/sp-pci.c
@@ -222,7 +222,7 @@ static int sp_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		if (ret) {
 			dev_err(dev, "dma_set_mask_and_coherent failed (%d)\n",
 				ret);
-			goto e_err;
+			goto free_irqs;
 		}
 	}
 
@@ -230,10 +230,12 @@ static int sp_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 
 	ret = sp_init(sp);
 	if (ret)
-		goto e_err;
+		goto free_irqs;
 
 	return 0;
 
+free_irqs:
+	sp_free_irqs(sp);
 e_err:
 	dev_notice(dev, "initialization failed\n");
 	return ret;
-- 
2.30.2