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authorNeil Horman <nhorman@tuxdriver.com>2014-09-17 09:04:45 -0400
committerDavid S. Miller <davem@davemloft.net>2014-09-19 16:28:57 -0400
commit8400dd029e764e30361a51a7ae35900ae0032b43 (patch)
tree44259b2387e278ba6c9212176d15893357b3d0c4
parent6f2b6a3005b2c34c39f207a87667564f64f2f91a (diff)
3c59x: Fix bad offset spec in skb_frag_dma_map
Recently aded the use of skb_frag_dma_map to 3c59x, but didn't realize it automatically included the frag_offset internally, as well as provided an option to specify an extra offset in the parameter list. We need to specify an offset of 0 in the parameter list to avoid skb corruption that results in lost connections. Signed-off-by: Neil Horman <nhorman@tuxdriver.com> CC: Linux Kernel list <linux-kernel@vger.kernel.org> CC: "David S. Miller" <davem@davemloft.net> CC: Meelis Roos <mroos@linux.ee> Tested-by: Meelis Roos <mroos@linux.ee>
-rw-r--r--drivers/net/ethernet/3com/3c59x.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/3com/3c59x.c b/drivers/net/ethernet/3com/3c59x.c
index 8ab87ff6a9e6..8ca49f04acec 100644
--- a/drivers/net/ethernet/3com/3c59x.c
+++ b/drivers/net/ethernet/3com/3c59x.c
@@ -2186,7 +2186,7 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev)
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
dma_addr = skb_frag_dma_map(&VORTEX_PCI(vp)->dev, frag,
- frag->page_offset,
+ 0,
frag->size,
DMA_TO_DEVICE);
if (dma_mapping_error(&VORTEX_PCI(vp)->dev, dma_addr)) {