megaraid: fix null pointer check in megasas_detach_one().
The pd_seq_sync pointer can't be NULL, we have to check its entries instead. Signed-off-by: Maurizio Lombardi <mlombard@redhat.com> Acked-by: Sumit Saxena <sumit.saxena@broadcom.com> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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@ -6294,11 +6294,11 @@ static void megasas_detach_one(struct pci_dev *pdev)
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if (fusion->ld_drv_map[i])
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free_pages((ulong)fusion->ld_drv_map[i],
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fusion->drv_map_pages);
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if (fusion->pd_seq_sync)
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dma_free_coherent(&instance->pdev->dev,
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pd_seq_map_sz,
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fusion->pd_seq_sync[i],
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fusion->pd_seq_phys[i]);
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if (fusion->pd_seq_sync[i])
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dma_free_coherent(&instance->pdev->dev,
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pd_seq_map_sz,
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fusion->pd_seq_sync[i],
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fusion->pd_seq_phys[i]);
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}
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free_pages((ulong)instance->ctrl_context,
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instance->ctrl_context_pages);
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