Commit 958f9889 authored by Marek Vasut's avatar Marek Vasut Committed by Wolfram Sang

i2c: mxs: Handle i2c DMA failure properly

Properly terminate the DMA transfer in case the DMA PIO transfer
or setup fails for any reason.
Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Signed-off-by: default avatarWolfram Sang <w.sang@pengutronix.de>
parent 963f2076
......@@ -287,12 +287,14 @@ read_init_dma_fail:
select_init_dma_fail:
dma_unmap_sg(i2c->dev, &i2c->sg_io[0], 1, DMA_TO_DEVICE);
select_init_pio_fail:
dmaengine_terminate_all(i2c->dmach);
return -EINVAL;
/* Write failpath. */
write_init_dma_fail:
dma_unmap_sg(i2c->dev, i2c->sg_io, 2, DMA_TO_DEVICE);
write_init_pio_fail:
dmaengine_terminate_all(i2c->dmach);
return -EINVAL;
}
......
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