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openwrt/target/linux/airoha/patches-6.12/064-v6.15-net-airoha-Fix-dev-dsa_ptr-check-in-airoha_get_dsa_t.patch
Shiji Yang 8f638f9366 kernel: bump 6.12 to 6.12.91
Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.91

Remove upstreamed patches:
- airoha/patches-6.12/017-v6.13-net-airoha-Implement-BQL-support.patch[1]
- airoha/patches-6.12/138-v7.1-net-airoha-Add-missing-RX_CPU_IDX-configuration-in-a.patch[2]
- airoha/patches-6.12/149-v7.1-net-airoha-Move-ndesc-initialization-at-end-of-airoh.patch[3]
- generic/backport-6.12/940-v7.1-net-dsa-realtek-rtl8365mb-fix-mode-mask-calculation.patch[5]

Manually rebased patches:
- airoha/patches-6.12/048-01-v6.15-net-airoha-Move-airoha_eth-driver-in-a-dedicated-fol.patch[1]
- ath79/patches-6.12/800-leds-add-reset-controller-based-driver.patch[4]
- bcm27xx/patches-6.12/950-0122-bcmgenet-Better-coalescing-parameter-defaults.patch[6]

We also backported four patches to fix perf tool regression:
- generic/backport-6.12/216-01-revert-perf-cgroup-update-metric-leader-in-evlist__e.patch
- generic/backport-6.12/216-02-revert-perf-tool_pmu-fix-aggregation-on-duration_tim.patch
- generic/backport-6.12/216-03-revert-perf-python-add-parse_events-function.patch
- generic/backport-6.12/216-04-revert-perf-tool_pmu-factor-tool-events-into-their-o.patch

All other patches are automatically refreshed.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=ca24fcac1daaa5e8a667981d81986a3eb4b9fb04
[2] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=f00037a99bc2332ef59dc85298b98b20af165904
[3] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=d36be272adda7f313e39dd118086955d993bf6a7
[4] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=07d3611389ba7d78b80ea360a42ce32ab2521fbc
[5] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=3354d6c62fd4baa7b32cbd80cc5a8aa3f2bd0656
[6] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=b84351dcc359667bc952131c1424b692ec83dce2

Signed-off-by: Shiji Yang <yangshiji66@outlook.com>
Link: https://github.com/openwrt/openwrt/pull/23444
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2026-05-25 21:02:13 +02:00

48 lines
1.6 KiB
Diff

From e368d2a1e8b6f0926e4e76a56b484249905192f5 Mon Sep 17 00:00:00 2001
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Thu, 6 Mar 2025 11:52:20 +0100
Subject: [PATCH] net: airoha: Fix dev->dsa_ptr check in airoha_get_dsa_tag()
Fix the following warning reported by Smatch static checker in
airoha_get_dsa_tag routine:
drivers/net/ethernet/airoha/airoha_eth.c:1722 airoha_get_dsa_tag()
warn: 'dp' isn't an ERR_PTR
dev->dsa_ptr can't be set to an error pointer, it can just be NULL.
Remove this check since it is already performed in netdev_uses_dsa().
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Closes: https://lore.kernel.org/netdev/Z8l3E0lGOcrel07C@lore-desk/T/#m54adc113fcdd8c5e6c5f65ffd60d8e8b1d483d90
Fixes: af3cf757d5c9 ("net: airoha: Move DSA tag in DMA descriptor")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250306-airoha-flowtable-fixes-v1-1-68d3c1296cdd@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/ethernet/airoha/airoha_eth.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
--- a/drivers/net/ethernet/airoha/airoha_eth.c
+++ b/drivers/net/ethernet/airoha/airoha_eth.c
@@ -1762,18 +1762,13 @@ static u32 airoha_get_dsa_tag(struct sk_
{
#if IS_ENABLED(CONFIG_NET_DSA)
struct ethhdr *ehdr;
- struct dsa_port *dp;
u8 xmit_tpid;
u16 tag;
if (!netdev_uses_dsa(dev))
return 0;
- dp = dev->dsa_ptr;
- if (IS_ERR(dp))
- return 0;
-
- if (dp->tag_ops->proto != DSA_TAG_PROTO_MTK)
+ if (dev->dsa_ptr->tag_ops->proto != DSA_TAG_PROTO_MTK)
return 0;
if (skb_cow_head(skb, 0))