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authorPhilippe Schenker <philippe.schenker@toradex.com>2022-05-19 14:57:48 +0200
committerPhilippe Schenker <philippe.schenker@toradex.com>2022-05-19 14:57:48 +0200
commit0e61b511dd8474280ba674590daa55f30433b7d4 (patch)
tree48c35f63dc1101d0d528b5d79c81849b99ca7c6d /drivers/net/ethernet/amd/xgbe/xgbe-drv.c
parentc4bda7fe18b3ff6898f8fa110a3d60ee8f4379a0 (diff)
parent01565c91b789a1612051e735a65f11096a6f08e8 (diff)
Merge tag 'v5.4.193' into update-to-2.3.7__5.4-2.3.x-imx
This is the 5.4.193 stable release Conflicts: arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts drivers/edac/synopsys_edac.c drivers/mmc/host/sdhci-esdhc-imx.c drivers/mmc/host/sdhci.c drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c sound/soc/codecs/msm8916-wcd-analog.c
Diffstat (limited to 'drivers/net/ethernet/amd/xgbe/xgbe-drv.c')
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-drv.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
index da8c2c4aca7e..0442d7e1cd20 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
@@ -721,7 +721,9 @@ static void xgbe_stop_timers(struct xgbe_prv_data *pdata)
if (!channel->tx_ring)
break;
+ /* Deactivate the Tx timer */
del_timer_sync(&channel->tx_timer);
+ channel->tx_timer_active = 0;
}
}
@@ -2765,6 +2767,14 @@ read_again:
buf2_len = xgbe_rx_buf2_len(rdata, packet, len);
len += buf2_len;
+ if (buf2_len > rdata->rx.buf.dma_len) {
+ /* Hardware inconsistency within the descriptors
+ * that has resulted in a length underflow.
+ */
+ error = 1;
+ goto skip_data;
+ }
+
if (!skb) {
skb = xgbe_create_skb(pdata, napi, rdata,
buf1_len);
@@ -2794,8 +2804,10 @@ skip_data:
if (!last || context_next)
goto read_again;
- if (!skb)
+ if (!skb || error) {
+ dev_kfree_skb(skb);
goto next_packet;
+ }
/* Be sure we don't exceed the configured MTU */
max_len = netdev->mtu + ETH_HLEN;