diff options
| author | Birger Koblitz <git@birger-koblitz.de> | 2021-01-21 14:32:44 +0100 |
|---|---|---|
| committer | Petr Štetiar <ynezz@true.cz> | 2021-01-26 15:06:50 +0100 |
| commit | 56ac4fced086c74c73cc05a6af750ee236910811 (patch) | |
| tree | 22614c62cfff6f068dcd916152a141a0ed54e40c /target | |
| parent | dc9cc0d3e2a1ede4bcf2e6b5b0aded4dc50244af (diff) | |
| download | upstream-56ac4fced086c74c73cc05a6af750ee236910811.tar.gz upstream-56ac4fced086c74c73cc05a6af750ee236910811.tar.bz2 upstream-56ac4fced086c74c73cc05a6af750ee236910811.zip | |
realtek: correct l2 offloading tag handling
Makes sure the DSA trailer information on any L2 offloading done
by the switch is honoured by the bridge layer
Signed-off-by: Birger Koblitz <git@birger-koblitz.de>
Diffstat (limited to 'target')
| -rw-r--r-- | target/linux/realtek/patches-5.4/701-net-dsa-add-rtl838x-support-for-tag-trailer.patch | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/target/linux/realtek/patches-5.4/701-net-dsa-add-rtl838x-support-for-tag-trailer.patch b/target/linux/realtek/patches-5.4/701-net-dsa-add-rtl838x-support-for-tag-trailer.patch index c8a09c50d3..7bfbd0a5f6 100644 --- a/target/linux/realtek/patches-5.4/701-net-dsa-add-rtl838x-support-for-tag-trailer.patch +++ b/target/linux/realtek/patches-5.4/701-net-dsa-add-rtl838x-support-for-tag-trailer.patch @@ -9,21 +9,24 @@ + trailer[1] = dp->index; +#else trailer[1] = 1 << dp->index; -+#endif /* CONFIG_NET_DSA_RTL83XX */ ++#endif /* CONFIG_NET_DSA_RTL838X */ trailer[2] = 0x10; trailer[3] = 0x00; -@@ -61,12 +66,20 @@ static struct sk_buff *trailer_rcv(struc +@@ -61,12 +69,23 @@ static struct sk_buff *trailer_rcv(struc return NULL; trailer = skb_tail_pointer(skb) - 4; + +#ifdef CONFIG_NET_DSA_RTL83XX -+ if (trailer[0] != 0x80 || (trailer[1] & 0xe0) != 0x00 || ++ if (trailer[0] != 0x80 || (trailer[1] & 0x80) != 0x00 || + (trailer[2] & 0xef) != 0x00 || trailer[3] != 0x00) + return NULL; + -+ source_port = trailer[1] & 0x1f; ++ if (trailer[1] & 0x40) ++ skb->offload_fwd_mark = 1; ++ ++ source_port = trailer[1] & 0x3f; +#else if (trailer[0] != 0x80 || (trailer[1] & 0xf8) != 0x00 || (trailer[2] & 0xef) != 0x00 || trailer[3] != 0x00) |