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authorAl Viro <viro@zeniv.linux.org.uk>2016-05-11 00:00:29 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2016-05-11 00:00:29 -0400
commite4d35be584be88a3db3fa5635a97c62a2ec5aafe (patch)
treefc22a7fb65697306edd71411959ccee6df60c64d /drivers/dma/xilinx/xilinx_vdma.c
parent99d825822eade8d827a1817357cbf3f889a552d6 (diff)
parent38b78a5f18584db6fa7441e0f4531b283b0e6725 (diff)
Merge branch 'ovl-fixes' into for-linus
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);