linux-kernel - [PATCH 4.19 078/264] scsi: qla4xxx: Fix an error handling path in qla4xxx_get_host

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Date:   Tue, 27 Oct 2020 14:52:16 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.19 078/264] scsi: qla4xxx: Fix an error handling path in qla4xxx_get_host_stats()

From: Christophe JAILLET <christophe.jaillet@...adoo.fr>

[ Upstream commit 574918e69720fe62ab3eb42ec3750230c8d16b06 ]

Update the size used in 'dma_free_coherent()' in order to match the one
used in the corresponding 'dma_alloc_coherent()'.

Link: https://lore.kernel.org/r/20200802101527.676054-1-christophe.jaillet@wanadoo.fr
Fixes: 4161cee52df8 ("[SCSI] qla4xxx: Add host statistics support")
Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/scsi/qla4xxx/ql4_os.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index f59b8982b2883..4ba9f46fcf748 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -1221,7 +1221,7 @@ static int qla4xxx_get_host_stats(struct Scsi_Host *shost, char *buf, int len)
 			le64_to_cpu(ql_iscsi_stats->iscsi_sequence_error);
 exit_host_stats:
 	if (ql_iscsi_stats)
-		dma_free_coherent(&ha->pdev->dev, host_stats_size,
+		dma_free_coherent(&ha->pdev->dev, stats_size,
 				  ql_iscsi_stats, iscsi_stats_dma);
 
 	ql4_printk(KERN_INFO, ha, "%s: Get host stats done\n",
-- 
2.25.1