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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-01-29 11:33:37 +1100 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-01-29 11:33:37 +1100 |
commit | dfd0436ad0ce139467b124c646fa65ee2635e14a (patch) | |
tree | abf9d83c704417cdd484243c12aeffee6b185aba /drivers/net/ethernet/calxeda/xgmac.c | |
parent | b9818c3312da66f4b83a4a2e8650628be1237cb5 (diff) | |
parent | 689dfa894c57842a05bf6dc9f97e6bb71ec5f386 (diff) | |
download | linux-dfd0436ad0ce139467b124c646fa65ee2635e14a.tar.bz2 |
Merge branch 'merge' into next
Merge "merge" branch to bring in various bug fixes that are
going into 3.8
Diffstat (limited to 'drivers/net/ethernet/calxeda/xgmac.c')
-rw-r--r-- | drivers/net/ethernet/calxeda/xgmac.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/calxeda/xgmac.c b/drivers/net/ethernet/calxeda/xgmac.c index b407043ce9b0..f7f02900f650 100644 --- a/drivers/net/ethernet/calxeda/xgmac.c +++ b/drivers/net/ethernet/calxeda/xgmac.c @@ -548,6 +548,10 @@ static int desc_get_rx_status(struct xgmac_priv *priv, struct xgmac_dma_desc *p) return -1; } + /* All frames should fit into a single buffer */ + if (!(status & RXDESC_FIRST_SEG) || !(status & RXDESC_LAST_SEG)) + return -1; + /* Check if packet has checksum already */ if ((status & RXDESC_FRAME_TYPE) && (status & RXDESC_EXT_STATUS) && !(ext_status & RXDESC_IP_PAYLOAD_MASK)) |