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net: macb: Use rcu_dereference() for idev->ifa_list in macb_suspend().
authorKuniyuki Iwashima <kuniyu@amazon.com>
Thu, 8 Aug 2024 04:00:21 +0000 (21:00 -0700)
committerJakub Kicinski <kuba@kernel.org>
Tue, 13 Aug 2024 01:35:02 +0000 (18:35 -0700)
commit6e1918ff680527ce4be77426aa537012b5aa997c
tree8e3af2e63ce7265c1bded73713aadfdfbadb7d1ctree
parentdb1b4bedb9b97c6d34b03d03815147c04fffe8b4commit | diff
net: macb: Use rcu_dereference() for idev->ifa_list in macb_suspend().

In macb_suspend(), idev->ifa_list is fetched with rcu_access_pointer()
and later the pointer is dereferenced as ifa->ifa_local.

So, idev->ifa_list must be fetched with rcu_dereference().

Fixes: 0cb8de39a776 ("net: macb: Add ARP support to WOL")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Link: https://patch.msgid.link/20240808040021.6971-1-kuniyu@amazon.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/ethernet/cadence/macb_main.c diff | blob | history
XArray, radix tree and IDR