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dmaengine: ti: omap-dma: Add cleanup in omap_dma_probe() 

If devm_request_irq() fails to disable all interrupts, no cleanup is
performed before retuning the error. To fix this issue, invoke
omap_dma_free() to do the cleanup.

Signed-off-by: Wenwen Wang <wenwen@cs.uga.edu>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/1565938570-7528-1-git-send-email-wenwen@cs.uga.edu
Signed-off-by: Vinod Koul <vkoul@kernel.org>
alistair/sunxi64-5.4-dsi
Wenwen Wang 2019-08-16 01:56:08 -05:00 committed by Vinod Koul
parent 2c231c0c1d
commit 962411b05a
1 changed files with 3 additions and 1 deletions
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4
drivers/dma/ti/omap-dma.c
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@ -1540,8 +1540,10 @@ static int omap_dma_probe(struct platform_device *pdev)
rc = devm_request_irq(&pdev->dev, irq, omap_dma_irq,
IRQF_SHARED, "omap-dma-engine", od);
if (rc)
if (rc) {
omap_dma_free(od);
return rc;
}
}
if (omap_dma_glbl_read(od, CAPS_0) & CAPS_0_SUPPORT_LL123)