Don't try to allocate DMA resources, if the platform didn't specify
positive DMA slave IDs.
Signed-off-by: Guennadi Liakhovetski <g.liakhovet...@gmx.de>
---
drivers/mmc/host/sh_mobile_sdhi.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/mmc/host/sh_mobile_sdhi.c
b/drivers/mmc/host/sh_mobile_sdhi.c
index c05d699..e646741 100644
--- a/drivers/mmc/host/sh_mobile_sdhi.c
+++ b/drivers/mmc/host/sh_mobile_sdhi.c
@@ -132,7 +132,7 @@ static int __devinit sh_mobile_sdhi_probe(struct
platform_device *pdev)
mmc_data->ocr_mask = p->tmio_ocr_mask;
mmc_data->capabilities |= p->tmio_caps;
- if (p->dma_slave_tx >= 0 && p->dma_slave_rx >= 0) {
+ if (p->dma_slave_tx > 0 && p->dma_slave_rx > 0) {
priv->param_tx.slave_id = p->dma_slave_tx;
priv->param_rx.slave_id = p->dma_slave_rx;
priv->dma_priv.chan_priv_tx = &priv->param_tx;
--
1.7.2.5
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