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dmaengine: ti: edma: Fix error return code in edma_probe()

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Fix to return negative error code -ENOMEM from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 2a03c13145 ("dmaengine: ti: edma: add missed operations")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20191212114622.127322-1-weiyongjun1@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Wei Yongjun 2019-12-12 11:46:22 +00:00 committed by Vinod Koul
parent a5b982af95
commit d1fd03a35e
1 changed files with 3 additions and 1 deletions
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4
drivers/dma/ti/edma.c
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@ -2342,8 +2342,10 @@ static int edma_probe(struct platform_device *pdev)
ecc->channels_mask = devm_kcalloc(dev,
BITS_TO_LONGS(ecc->num_channels),
sizeof(unsigned long), GFP_KERNEL);
if (!ecc->slave_chans || !ecc->slot_inuse || !ecc->channels_mask)
if (!ecc->slave_chans || !ecc->slot_inuse || !ecc->channels_mask) {
ret = -ENOMEM;
goto err_disable_pm;
}
/* Mark all channels available initially */
bitmap_fill(ecc->channels_mask, ecc->num_channels);