diff options
| author | JC Kuo <jckuo@nvidia.com> | 2020-08-11 17:31:43 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-08-18 13:06:29 +0200 |
| commit | 316a2868bc269be8c6e69ccc3a1f902a3f518eb9 (patch) | |
| tree | b39b8eed4f57103d5aa9aa0559e5550a204a3f21 /drivers/usb/host/xhci-tegra.c | |
| parent | 7b2816dd293031b9dec476d7853c099dc2ec9172 (diff) | |
usb: host: xhci-tegra: otg usb2/usb3 port init
tegra_xusb_init_usb_phy() should initialize "otg_usb2_port" and
"otg_usb3_port" with -EINVAL because "0" is a valid value
represents usb2 port 0 or usb3 port 0.
Signed-off-by: JC Kuo <jckuo@nvidia.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20200811093143.699541-1-jckuo@nvidia.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci-tegra.c')
| -rw-r--r-- | drivers/usb/host/xhci-tegra.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c index 014d79334f50..0489a316099a 100644 --- a/drivers/usb/host/xhci-tegra.c +++ b/drivers/usb/host/xhci-tegra.c @@ -1258,6 +1258,8 @@ static int tegra_xusb_init_usb_phy(struct tegra_xusb *tegra) INIT_WORK(&tegra->id_work, tegra_xhci_id_work); tegra->id_nb.notifier_call = tegra_xhci_id_notify; + tegra->otg_usb2_port = -EINVAL; + tegra->otg_usb3_port = -EINVAL; for (i = 0; i < tegra->num_usb_phys; i++) { struct phy *phy = tegra_xusb_get_phy(tegra, "usb2", i); |