diff options
| author | Markus Petri | 2025-12-04 20:28:51 +0000 |
|---|---|---|
| committer | Hauke Mehrtens | 2025-12-17 21:08:22 +0000 |
| commit | d9c5716d1d75e652d57b42a514b20145a24eee18 (patch) | |
| tree | 72c61160c570faa0ecd0cd8587efbb76ee5e7109 | |
| parent | e382fc552a5afaa18e98b8971cf515c1e7ef5248 (diff) | |
| download | openwrt-d9c5716d1d75e652d57b42a514b20145a24eee18.tar.gz | |
vrx518_tc: fix rx_len_adj
Fix rx_len_adj to avoid leaking the ethernet FCS into the actual frame
data in single line mode (the default)
Fixes: https://github.com/openwrt/openwrt/issues/20983
Signed-off-by: Markus Petri <devel@isjunk.org>
Link: https://github.com/openwrt/openwrt/pull/21045
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit 487178f8b003bf2e06b9f989b46f8b5c36181910)
| -rw-r--r-- | package/kernel/lantiq/vrx518_tc/patches/208-dcdp-ptm_tc-fix-rx_len_adj.patch | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/package/kernel/lantiq/vrx518_tc/patches/208-dcdp-ptm_tc-fix-rx_len_adj.patch b/package/kernel/lantiq/vrx518_tc/patches/208-dcdp-ptm_tc-fix-rx_len_adj.patch new file mode 100644 index 0000000000..855da162c3 --- /dev/null +++ b/package/kernel/lantiq/vrx518_tc/patches/208-dcdp-ptm_tc-fix-rx_len_adj.patch @@ -0,0 +1,14 @@ +Fixes leaking the ethernet FCS into the frame payload on the RX +path. + +--- a/dcdp/ptm_tc.c ++++ b/dcdp/ptm_tc.c +@@ -923,7 +923,7 @@ static void ptm_fw_init(struct ptm_ep_pr + rx_gitf_cfg.rx_inserted_bytes_1h = 0; + rx_gitf_cfg.rx_inserted_bytes_2l = 0; + rx_gitf_cfg.rx_inserted_bytes_2h = 0; +- rx_gitf_cfg.rx_len_adj = -2; ++ rx_gitf_cfg.rx_len_adj = is_bonding ? -2 : -6; + for (i = 0; i < 4; i++) { + dst_addr = __RX_GIF0_CFG_STATS_CFG + + (i * DW_SZ(rx_gitf_cfg)); |