diff options
| author | Takashi Iwai <tiwai@suse.de> | 2021-07-14 19:00:21 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-07-14 23:57:55 +0200 |
| commit | 9c23aa51477a37f8b56c3c40192248db0663c196 (patch) | |
| tree | 896f87c1ee99a0b534600f1ea5fba1683ec92f37 /drivers/net | |
| parent | Merge tag 'net-5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/net... (diff) | |
| download | linux-9c23aa51477a37f8b56c3c40192248db0663c196.tar.xz linux-9c23aa51477a37f8b56c3c40192248db0663c196.zip | |
r8152: Fix potential PM refcount imbalance
rtl8152_close() takes the refcount via usb_autopm_get_interface() but
it doesn't release when RTL8152_UNPLUG test hits. This may lead to
the imbalance of PM refcount. This patch addresses it.
Link: https://bugzilla.suse.com/show_bug.cgi?id=1186194
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/usb/r8152.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 1692d3b1b6e1..4096e20e9725 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -6763,9 +6763,10 @@ static int rtl8152_close(struct net_device *netdev) tp->rtl_ops.down(tp); mutex_unlock(&tp->control); + } + if (!res) usb_autopm_put_interface(tp->intf); - } free_all_mem(tp); |