| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.5 025/399] dmaengine: ti: edma: Fix error return code in edma_probe() | Date | Fri, 21 Feb 2020 08:35:50 +0100 |
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From: Wei Yongjun <weiyongjun1@huawei.com>
[ Upstream commit d1fd03a35efc6285e43f4ef35ef04dbf2c9389c6 ]
Fix to return negative error code -ENOMEM from the error handling case instead of 0, as done elsewhere in this function.
Fixes: 2a03c1314506 ("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> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/dma/ti/edma.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c index 0628ee4bf1b41..03a7f647f7b2c 100644 --- a/drivers/dma/ti/edma.c +++ b/drivers/dma/ti/edma.c @@ -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); -- 2.20.1
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