dmaengine: intel_mid_dma: error path fix
Add missing iounmap in error path. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
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@ -1104,7 +1104,8 @@ static int mid_setup_dma(struct pci_dev *pdev)
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LNW_PERIPHRAL_MASK_SIZE);
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if (dma->mask_reg == NULL) {
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pr_err("ERR_MDMA:Can't map periphral intr space !!\n");
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return -ENOMEM;
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err = -ENOMEM;
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goto err_ioremap;
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}
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} else
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dma->mask_reg = NULL;
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@ -1201,6 +1202,9 @@ static int mid_setup_dma(struct pci_dev *pdev)
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err_engine:
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free_irq(pdev->irq, dma);
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err_irq:
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if (dma->mask_reg)
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iounmap(dma->mask_reg);
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err_ioremap:
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pci_pool_destroy(dma->dma_pool);
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err_dma_pool:
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pr_err("ERR_MDMA:setup_dma failed: %d\n", err);
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