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authorJC Kuo <jckuo@nvidia.com>2020-08-11 12:31:43 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-08-18 14:06:29 +0300
commit316a2868bc269be8c6e69ccc3a1f902a3f518eb9 (patch)
treeb39b8eed4f57103d5aa9aa0559e5550a204a3f21 /drivers/usb
parent7b2816dd293031b9dec476d7853c099dc2ec9172 (diff)
downloadlinux-316a2868bc269be8c6e69ccc3a1f902a3f518eb9.tar.xz
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')
-rw-r--r--drivers/usb/host/xhci-tegra.c2
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);