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authorTakashi Iwai <tiwai@suse.de>2016-05-10 17:06:04 +0300
committerTakashi Iwai <tiwai@suse.de>2016-05-10 17:06:04 +0300
commit2e00fde5c6ed8535244332ebb55e881baa54ae46 (patch)
treef578e02ef1dc6e59630f09404bb2f58500876811 /drivers/dma/xilinx/xilinx_vdma.c
parent39f0ccde3624e7cf882faccf7f72a47b7a763bfb (diff)
parent3231e2053eaeee70bdfb216a78a30f11e88e2243 (diff)
downloadlinux-2e00fde5c6ed8535244332ebb55e881baa54ae46.tar.xz
Merge branch 'for-linus' into for-next
Diffstat (limited to 'drivers/dma/xilinx/xilinx_vdma.c')
-rw-r--r--drivers/dma/xilinx/xilinx_vdma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/xilinx/xilinx_vdma.c b/drivers/dma/xilinx/xilinx_vdma.c
index 0ee0321868d3..ef67f278e076 100644
--- a/drivers/dma/xilinx/xilinx_vdma.c
+++ b/drivers/dma/xilinx/xilinx_vdma.c
@@ -1236,7 +1236,7 @@ static struct dma_chan *of_dma_xilinx_xlate(struct of_phandle_args *dma_spec,
struct xilinx_vdma_device *xdev = ofdma->of_dma_data;
int chan_id = dma_spec->args[0];
- if (chan_id >= XILINX_VDMA_MAX_CHANS_PER_DEVICE)
+ if (chan_id >= XILINX_VDMA_MAX_CHANS_PER_DEVICE || !xdev->chan[chan_id])
return NULL;
return dma_get_slave_channel(&xdev->chan[chan_id]->common);