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net: mvmdio: disable interrupts in driver failure path 

When the mvmdio driver has an interrupt, it enables the "done" interrupt
after requesting its interrupt handler.  However, probe failure results
in the interrupt being left enabled.  Disable it on the failure path.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Russell King 2017-04-10 16:28:04 +01:00 committed by David S. Miller
parent d92be7a41e
commit 37282485dd
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/marvell/mvmdio.c
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@ -251,6 +251,8 @@ static int orion_mdio_probe(struct platform_device *pdev)
return 0; return 0;
out_mdio: out_mdio:
if (dev->err_interrupt > 0)
writel(0, dev->regs + MVMDIO_ERR_INT_MASK);
if (!IS_ERR(dev->clk)) if (!IS_ERR(dev->clk))
clk_disable_unprepare(dev->clk); clk_disable_unprepare(dev->clk);
return ret; return ret;