diff options
| author | Zheng Yongjun <zhengyongjun3@huawei.com> | 2022-04-22 06:26:52 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-23 10:33:52 +0200 |
| commit | a03e2ddab8e735e2cc315609b297b300e9cc60d2 (patch) | |
| tree | 3a45927501b0cdaa88f4b4c0590bd4676f6ed091 /drivers/usb/dwc3/dwc3-pci.c | |
| parent | 4d378f2ae58138d4c55684e1d274e7dd94aa6524 (diff) | |
| download | linux-stable-a03e2ddab8e735e2cc315609b297b300e9cc60d2.tar.gz linux-stable-a03e2ddab8e735e2cc315609b297b300e9cc60d2.tar.bz2 linux-stable-a03e2ddab8e735e2cc315609b297b300e9cc60d2.zip | |
usb: dwc3: pci: Fix pm_runtime_get_sync() error checking
If the device is already in a runtime PM enabled state
pm_runtime_get_sync() will return 1, so a test for negative
value should be used to check for errors.
Fixes: 8eed00b237a28 ("usb: dwc3: pci: Runtime resume child device from wq")
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Link: https://lore.kernel.org/r/20220422062652.10575-1-zhengyongjun3@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/dwc3/dwc3-pci.c')
| -rw-r--r-- | drivers/usb/dwc3/dwc3-pci.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 33f657d83246..491b5b05d196 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -286,7 +286,7 @@ static void dwc3_pci_resume_work(struct work_struct *work) int ret; ret = pm_runtime_get_sync(&dwc3->dev); - if (ret) { + if (ret < 0) { pm_runtime_put_sync_autosuspend(&dwc3->dev); return; } |