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authorRob Herring <rob.herring@calxeda.com>2013-08-30 16:49:20 -0500
committerDavid S. Miller <davem@davemloft.net>2013-09-03 22:21:15 -0400
commitef07387faf33a95e011993200902d490b605407d (patch)
treeef3c78022eb35852b3ddea32c0a6bcd6cffb56c7 /drivers/net
parent50ae3c22763b77d55c59fb00274d4b9800e0c857 (diff)
downloadlinux-ef07387faf33a95e011993200902d490b605407d.tar.bz2
net: calxedaxgmac: read correct field in xgmac_desc_get_buf_len
xgmac_desc_get_buf_len appears to have a copy/paste error. flags is the wrong field to read. We should be reading buf_size field. cpu_to_le32 should also be le32_to_cpu. This never really mattered as this function is only used for DMA mapping calls which happen to be nops with coherent DMA. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/calxeda/xgmac.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/calxeda/xgmac.c b/drivers/net/ethernet/calxeda/xgmac.c
index 71f67206ba3a..d41af68ccb63 100644
--- a/drivers/net/ethernet/calxeda/xgmac.c
+++ b/drivers/net/ethernet/calxeda/xgmac.c
@@ -421,7 +421,7 @@ static inline void desc_set_buf_len(struct xgmac_dma_desc *p, u32 buf_sz)
static inline int desc_get_buf_len(struct xgmac_dma_desc *p)
{
- u32 len = cpu_to_le32(p->flags);
+ u32 len = le32_to_cpu(p->buf_size);
return (len & DESC_BUFFER1_SZ_MASK) +
((len & DESC_BUFFER2_SZ_MASK) >> DESC_BUFFER2_SZ_OFFSET);
}