scsi: qla4xxx: Fix an error handling path in 'qla4xxx_get_host_stats()'

BugLink: https://bugs.launchpad.net/bugs/1902115
[ 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@wanadoo.fr>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Ian May <ian.may@canonical.com>

diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 5504ab11decc7537ffb90da752868144f8734072..df43cf6405a8e87f6229dc0a3ba9a79821a4ed99 100644 (file)
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -1220,7 +1220,7 @@ 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",