diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bgmac.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bgmac.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c index 60b5c3ca8551..5a20108c80e5 100644 --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c @@ -445,6 +445,13 @@ static int bgmac_dma_rx_read(struct bgmac *bgmac, struct bgmac_dma_ring *ring, break; } + if (len > BGMAC_RX_ALLOC_SIZE) { + bgmac_err(bgmac, "Found oversized packet at slot %d, DMA issue!\n", + ring->start); + put_page(virt_to_head_page(buf)); + break; + } + /* Omit CRC. */ len -= ETH_FCS_LEN; |