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net: ar8216: sync mib_work cancellation 

Import from c05af20272
Signed-off-by: Pavel Kubelun <be.dissent@gmail.com>

CHROMIUM: drivers: ar8216: sync mib_work cancellation

ar8xxx_mib_stop() is called from ar8xxx_phy_remove(), so we want to make
sure the work doesn't run after priv is freed / the device ceases to
exist.

BUG=chrome-os-partner:33096
TEST=none

Change-Id: Iafb44ce93a87433adc4576e5fea5fda58d1f43a9
Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org>
Reviewed-on: https://chromium-review.googlesource.com/232827
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Toshi Kikuchi <toshik@chromium.org>
Reviewed-by: Grant Grundler <grundler@chromium.org>
Tested-by: Toshi Kikuchi <toshik@chromium.org>
This commit is contained in:
Pavel Kubelun 2016-11-28 14:58:39 +03:00 committed by John Crispin
parent 550f71ec8d
commit 7de8d5322e
1 changed files with 1 additions and 1 deletions
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2
target/linux/generic/files/drivers/net/phy/ar8216.c
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@ -1889,7 +1889,7 @@ ar8xxx_mib_stop(struct ar8xxx_priv *priv)
if (!ar8xxx_has_mib_counters(priv)) if (!ar8xxx_has_mib_counters(priv))
return; return;
cancel_delayed_work(&priv->mib_work); cancel_delayed_work_sync(&priv->mib_work);
} }
static struct ar8xxx_priv * static struct ar8xxx_priv *