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(parent: 663e2f3) | 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>
Mon, 5 Sep 2022 08:25:04 +0000 (10:25 +0200)
commitc9328c3d5a9eb21da020c7a9490964554963d2eb
tree646c92b5084e6b8cfbc82f8d74e4ff685a872d8dtree | snapshot (tar.gz zip)
parent663e2f3b07fa94aa49f925dac77ff2e8b2d71d33commit | 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