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(parent: 410c883) | patch
net: Fix a data-race around netdev_budget.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Tue, 23 Aug 2022 17:46:53 +0000 (10:46 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 31 Aug 2022 15:15:20 +0000 (17:15 +0200)
commit12a34d7f0463ebb6db01977091b5cda46d9060bc
tree0a7d27653b4badc114034031e08bad6fef0c1851tree | snapshot
parent410c88314ce351c9c77ec68da1d37bd91ddd76a2commit | diff
net: Fix a data-race around netdev_budget.

[ Upstream commit 2e0c42374ee32e72948559d2ae2f7ba3dc6b977c ]

While reading netdev_budget, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.

Fixes: 51b0bdedb8e7 ("[NET]: Separate two usages of netdev_max_backlog.")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
net/core/dev.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git