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nfp: fix TLV offset calculation

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The data pointer in the config space TLV parser already includes
NFP_NET_CFG_TLV_BASE, it should not be added again. Incorrect
offset values were only used in printed user output, rendering
the bug merely cosmetic.

Fixes: 73a0329b05 ("nfp: add TLV capabilities to the BAR")
Signed-off-by: Edwin Peer <edwin.peer@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Edwin Peer 2018-02-01 19:41:43 -08:00 committed by David S. Miller
parent 743ffffefa
commit 1d8ef0c076
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c
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@ -65,7 +65,7 @@ int nfp_net_tlv_caps_parse(struct device *dev, u8 __iomem *ctrl_mem,
u32 hdr = readl(data);
length = FIELD_GET(NFP_NET_CFG_TLV_HEADER_LENGTH, hdr);
offset = data - ctrl_mem + NFP_NET_CFG_TLV_BASE;
offset = data - ctrl_mem;
/* Advance past the header */
data += 4;