diff options
Diffstat (limited to 'package/kernel/mac80211/patches')
| -rw-r--r-- | package/kernel/mac80211/patches/subsys/306-mac80211-set-up-the-fwd_skb-dev-for-mesh-forwarding.patch | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/subsys/306-mac80211-set-up-the-fwd_skb-dev-for-mesh-forwarding.patch b/package/kernel/mac80211/patches/subsys/306-mac80211-set-up-the-fwd_skb-dev-for-mesh-forwarding.patch new file mode 100644 index 0000000000..68fa8a91c2 --- /dev/null +++ b/package/kernel/mac80211/patches/subsys/306-mac80211-set-up-the-fwd_skb-dev-for-mesh-forwarding.patch @@ -0,0 +1,62 @@ +From: Xing Song <xing.song@mediatek.com> +Date: Tue, 23 Nov 2021 11:31:23 +0800 +Subject: [PATCH] mac80211: set up the fwd_skb->dev for mesh forwarding + +Mesh forwarding requires that the fwd_skb->dev is set up for TX handling, +otherwise the following warning will be generated, so set it up for the +pending frames. + +[ 72.835674 ] WARNING: CPU: 0 PID: 1193 at __skb_flow_dissect+0x284/0x1298 +[ 72.842379 ] Modules linked in: ksmbd pppoe ppp_async l2tp_ppp ... +[ 72.962020 ] CPU: 0 PID: 1193 Comm: kworker/u5:1 Tainted: P S 5.4.137 #0 +[ 72.969938 ] Hardware name: MT7622_MT7531 RFB (DT) +[ 72.974659 ] Workqueue: napi_workq napi_workfn +[ 72.979025 ] pstate: 60000005 (nZCv daif -PAN -UAO) +[ 72.983822 ] pc : __skb_flow_dissect+0x284/0x1298 +[ 72.988444 ] lr : __skb_flow_dissect+0x54/0x1298 +[ 72.992977 ] sp : ffffffc010c738c0 +[ 72.996293 ] x29: ffffffc010c738c0 x28: 0000000000000000 +[ 73.001615 ] x27: 000000000000ffc2 x26: ffffff800c2eb818 +[ 73.006937 ] x25: ffffffc010a987c8 x24: 00000000000000ce +[ 73.012259 ] x23: ffffffc010c73a28 x22: ffffffc010a99c60 +[ 73.017581 ] x21: 000000000000ffc2 x20: ffffff80094da800 +[ 73.022903 ] x19: 0000000000000000 x18: 0000000000000014 +[ 73.028226 ] x17: 00000000084d16af x16: 00000000d1fc0bab +[ 73.033548 ] x15: 00000000715f6034 x14: 000000009dbdd301 +[ 73.038870 ] x13: 00000000ea4dcbc3 x12: 0000000000000040 +[ 73.044192 ] x11: 000000000eb00ff0 x10: 0000000000000000 +[ 73.049513 ] x9 : 000000000eb00073 x8 : 0000000000000088 +[ 73.054834 ] x7 : 0000000000000000 x6 : 0000000000000001 +[ 73.060155 ] x5 : 0000000000000000 x4 : 0000000000000000 +[ 73.065476 ] x3 : ffffffc010a98000 x2 : 0000000000000000 +[ 73.070797 ] x1 : 0000000000000000 x0 : 0000000000000000 +[ 73.076120 ] Call trace: +[ 73.078572 ] __skb_flow_dissect+0x284/0x1298 +[ 73.082846 ] __skb_get_hash+0x7c/0x228 +[ 73.086629 ] ieee80211_txq_may_transmit+0x7fc/0x17b8 [mac80211] +[ 73.092564 ] ieee80211_tx_prepare_skb+0x20c/0x268 [mac80211] +[ 73.098238 ] ieee80211_tx_pending+0x144/0x330 [mac80211] +[ 73.103560 ] tasklet_action_common.isra.16+0xb4/0x158 +[ 73.108618 ] tasklet_action+0x2c/0x38 +[ 73.112286 ] __do_softirq+0x168/0x3b0 +[ 73.115954 ] do_softirq.part.15+0x88/0x98 +[ 73.119969 ] __local_bh_enable_ip+0xb0/0xb8 +[ 73.124156 ] napi_workfn+0x58/0x90 +[ 73.127565 ] process_one_work+0x20c/0x478 +[ 73.131579 ] worker_thread+0x50/0x4f0 +[ 73.135249 ] kthread+0x124/0x128 +[ 73.138484 ] ret_from_fork+0x10/0x1c + +Signed-off-by: Xing Song <xing.song@mediatek.com> +--- + +--- a/net/mac80211/rx.c ++++ b/net/mac80211/rx.c +@@ -2947,6 +2947,7 @@ ieee80211_rx_h_mesh_fwding(struct ieee80 + if (!fwd_skb) + goto out; + ++ fwd_skb->dev = sdata->dev; + fwd_hdr = (struct ieee80211_hdr *) fwd_skb->data; + fwd_hdr->frame_control &= ~cpu_to_le16(IEEE80211_FCTL_RETRY); + info = IEEE80211_SKB_CB(fwd_skb); |