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usb: dwc3: Undo PHY init if soft reset fails

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[ Upstream commit 00b42170c8 ]

In this function, we init the USB2 and USB3 PHYs, but if soft reset
times out, we don't unwind this.

Noticed by inspection.

Signed-off-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Brian Norris
2018-01-17 13:22:49 -08:00
committed by Greg Kroah-Hartman
parent d9a19ff1fa
commit c6a43f20ff
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/dwc3/core.c
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@@ -166,6 +166,9 @@ static int dwc3_core_soft_reset(struct dwc3 *dwc)
udelay(1);
} while (--retries);
phy_exit(dwc->usb3_generic_phy);
phy_exit(dwc->usb2_generic_phy);
return -ETIMEDOUT;
}