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dmaengine: idma64: Add check for dma_set_max_seg_size

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[ Upstream commit 2b1c1cf08a0addb6df42f16b37133dc7a351de29 ]

As the possible failure of the dma_set_max_seg_size(), it should be
better to check the return value of the dma_set_max_seg_size().

Fixes: e3fdb1894cfa ("dmaengine: idma64: set maximum allowed segment size for DMA")
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240403024932.3342606-1-nichen@iscas.ac.cn
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
(cherry picked from commit 12c70cc851b263b8cc9479a23488992eeb4c35e6)
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
This commit is contained in:
Chen Ni 2024-04-03 02:49:32 +00:00 committed by Vegard Nossum
parent 8d680792ea
commit 0d0f766835
1 changed files with 3 additions and 1 deletions
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4
drivers/dma/idma64.c
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@ -595,7 +595,9 @@ static int idma64_probe(struct idma64_chip *chip)
idma64->dma.dev = chip->sysdev;
dma_set_max_seg_size(idma64->dma.dev, IDMA64C_CTLH_BLOCK_TS_MASK);
ret = dma_set_max_seg_size(idma64->dma.dev, IDMA64C_CTLH_BLOCK_TS_MASK);
if (ret)
return ret;
ret = dma_async_device_register(&idma64->dma);
if (ret)