diff options
author | Nick Nunley <nicholasx.d.nunley@intel.com> | 2010-02-17 01:06:16 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2010-02-17 13:21:39 -0800 |
commit | a77ff709dd30a263f8154b05a8514b46098b42ba (patch) | |
tree | 4579e2a6e9882bf1fcb98717a64231879ddf3641 /drivers | |
parent | 58fd62f525e1182fbb2f7566aecb4545720d9aad (diff) | |
download | linux-stable-a77ff709dd30a263f8154b05a8514b46098b42ba.tar.gz linux-stable-a77ff709dd30a263f8154b05a8514b46098b42ba.tar.bz2 linux-stable-a77ff709dd30a263f8154b05a8514b46098b42ba.zip |
igb: update tx DMA mapping error handling
This updates the tx DMA mapping error handling code to
resemble e1000e/ixgbe.
Signed-off-by: Nicholas Nunley <nicholasx.d.nunley@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/igb/igb_main.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index ab7c5e97ed02..f588e49c65f1 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -3647,14 +3647,12 @@ dma_error: buffer_info->length = 0; buffer_info->next_to_watch = 0; buffer_info->mapped_as_page = false; - count--; /* clear timestamp and dma mappings for remaining portion of packet */ - while (count >= 0) { - count--; + while (count--) { + if (i == 0) + i = tx_ring->count; i--; - if (i < 0) - i += tx_ring->count; buffer_info = &tx_ring->buffer_info[i]; igb_unmap_and_free_tx_resource(tx_ring, buffer_info); } |