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Commit ffe4770b authored by Varka Bhadram's avatar Varka Bhadram Committed by Linus Walleij
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gpio-amd8111: check ioport_map return value 



ioport_map() may fail. Its safe to check the return value.

Signed-off-by: default avatarVarka Bhadram <varkab@cdac.in>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent da9df93e

drivers/gpio/gpio-amd8111.c

+5 −0
Original line number Diff line number Diff line
@@ -213,6 +213,11 @@ found: 
		goto out;

	}

	gp.pm = ioport_map(gp.pmbase + PMBASE_OFFSET, PMBASE_SIZE);

	if (!gp.pm) {

		dev_err(&pdev->dev, "Couldn't map io port into io memory\n");

		err = -ENOMEM;

		goto out;

	}

	gp.pdev = pdev;

	gp.chip.dev = &pdev->dev;