Shirley> Here is the patch.
Thanks, good catch. Unfortunately your patch got whitespace-mangled
somewhere along the way. Also I think we also need to undo the DMA
mapping in addition to freeing the skb, like this:
Index: infiniband/ulp/ipoib/ipoib_ib.c
===================================================================
--- infiniband/ulp/ipoib/ipoib_ib.c (revision 1758)
+++ infiniband/ulp/ipoib/ipoib_ib.c (working copy)
@@ -137,6 +137,9 @@ static int ipoib_ib_post_receive(struct
if (ret) {
ipoib_warn(priv, "ipoib_ib_receive failed for buf %d (%d)\n",
id, ret);
+ dma_unmap_single(priv->ca->dma_device, addr,
+ IPOIB_BUF_SIZE, DMA_FROM_DEVICE);
+ dev_kfree_skb_any(skb);
priv->rx_ring[id].skb = NULL;
}
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