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dma: use BUG_ON correctly in iop-adma.c, v4
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This patch makes BUG_ON() usage correct in drivers/dma/iop-adma.c.

Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Coly Li <bosong.ly@taobao.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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Coly Li authored and Vinod Koul committed Mar 31, 2011
1 parent 84adccf commit e2ec771
Showing 1 changed file with 3 additions and 3 deletions.
6 changes: 3 additions & 3 deletions drivers/dma/iop-adma.c
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Original file line number Diff line number Diff line change
Expand Up @@ -619,7 +619,7 @@ iop_adma_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dma_dest,

if (unlikely(!len))
return NULL;
BUG_ON(unlikely(len > IOP_ADMA_MAX_BYTE_COUNT));
BUG_ON(len > IOP_ADMA_MAX_BYTE_COUNT);

dev_dbg(iop_chan->device->common.dev, "%s len: %u\n",
__func__, len);
Expand Down Expand Up @@ -652,7 +652,7 @@ iop_adma_prep_dma_memset(struct dma_chan *chan, dma_addr_t dma_dest,

if (unlikely(!len))
return NULL;
BUG_ON(unlikely(len > IOP_ADMA_MAX_BYTE_COUNT));
BUG_ON(len > IOP_ADMA_MAX_BYTE_COUNT);

dev_dbg(iop_chan->device->common.dev, "%s len: %u\n",
__func__, len);
Expand Down Expand Up @@ -686,7 +686,7 @@ iop_adma_prep_dma_xor(struct dma_chan *chan, dma_addr_t dma_dest,

if (unlikely(!len))
return NULL;
BUG_ON(unlikely(len > IOP_ADMA_XOR_MAX_BYTE_COUNT));
BUG_ON(len > IOP_ADMA_XOR_MAX_BYTE_COUNT);

dev_dbg(iop_chan->device->common.dev,
"%s src_cnt: %d len: %u flags: %lx\n",
Expand Down

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