diff options
author | Aditya Pakki <pakki001@umn.edu> | 2020-06-13 22:15:25 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-07-16 08:17:23 +0200 |
commit | cc1815b74b28f044075f724e09516c4169981958 (patch) | |
tree | 3d5b71e0557b2e6e6074cfaa2beb2d40864e386a | |
parent | 312904ba704b1b33dd83cd3e2c6a17e1afddde62 (diff) |
usb: dwc3: pci: Fix reference count leak in dwc3_pci_resume_work
[ Upstream commit 2655971ad4b34e97dd921df16bb0b08db9449df7 ]
dwc3_pci_resume_work() calls pm_runtime_get_sync() that increments
the reference counter. In case of failure, decrement the reference
before returning.
Signed-off-by: Aditya Pakki <pakki001@umn.edu>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r-- | drivers/usb/dwc3/dwc3-pci.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index b2fd505938a0..389ec4c689c4 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -204,8 +204,10 @@ static void dwc3_pci_resume_work(struct work_struct *work) int ret; ret = pm_runtime_get_sync(&dwc3->dev); - if (ret) + if (ret) { + pm_runtime_put_sync_autosuspend(&dwc3->dev); return; + } pm_runtime_mark_last_busy(&dwc3->dev); pm_runtime_put_sync_autosuspend(&dwc3->dev); |