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Subject[PATCH 3/4] dma: use BUG_ON correctly in ppc4xx/adam.c, v4
Date
This patch makes BUG_ON() usage correct in drivers/dma/ppc4xx/adam.c

Cc: Vinod Koul <vinod.koul@intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: Sean MacLennan <smaclennan@pikatech.com>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Coly Li <bosong.ly@taobao.com>
---
drivers/dma/ppc4xx/adma.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/dma/ppc4xx/adma.c b/drivers/dma/ppc4xx/adma.c
index cef5845..a2b62e9 100644
--- a/drivers/dma/ppc4xx/adma.c
+++ b/drivers/dma/ppc4xx/adma.c
@@ -2313,7 +2313,7 @@ static struct dma_async_tx_descriptor *ppc440spe_adma_prep_dma_memcpy(
if (unlikely(!len))
return NULL;

- BUG_ON(unlikely(len > PPC440SPE_ADMA_DMA_MAX_BYTE_COUNT));
+ BUG_ON(len > PPC440SPE_ADMA_DMA_MAX_BYTE_COUNT);

spin_lock_bh(&ppc440spe_chan->lock);

@@ -2354,7 +2354,7 @@ static struct dma_async_tx_descriptor *ppc440spe_adma_prep_dma_memset(
if (unlikely(!len))
return NULL;

- BUG_ON(unlikely(len > PPC440SPE_ADMA_DMA_MAX_BYTE_COUNT));
+ BUG_ON(len > PPC440SPE_ADMA_DMA_MAX_BYTE_COUNT);

spin_lock_bh(&ppc440spe_chan->lock);

@@ -2397,7 +2397,7 @@ static struct dma_async_tx_descriptor *ppc440spe_adma_prep_dma_xor(
dma_dest, dma_src, src_cnt));
if (unlikely(!len))
return NULL;
- BUG_ON(unlikely(len > PPC440SPE_ADMA_XOR_MAX_BYTE_COUNT));
+ BUG_ON(len > PPC440SPE_ADMA_XOR_MAX_BYTE_COUNT);

dev_dbg(ppc440spe_chan->device->common.dev,
"ppc440spe adma%d: %s src_cnt: %d len: %u int_en: %d\n",
@@ -2887,7 +2887,7 @@ static struct dma_async_tx_descriptor *ppc440spe_adma_prep_dma_pq(
ADMA_LL_DBG(prep_dma_pq_dbg(ppc440spe_chan->device->id,
dst, src, src_cnt));
BUG_ON(!len);
- BUG_ON(unlikely(len > PPC440SPE_ADMA_XOR_MAX_BYTE_COUNT));
+ BUG_ON(len > PPC440SPE_ADMA_XOR_MAX_BYTE_COUNT);
BUG_ON(!src_cnt);

if (src_cnt == 1 && dst[1] == src[0]) {
--
1.7.3.4


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