Messages in this thread Patch in this message | | | Date | Mon, 15 Jun 2009 22:30:39 +0200 | From | Roel Kluin <> | Subject | [PATCH] regulator: add check index of wm8350->pmic.pdev[] |
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Ensure that reg is within the bounds of array wm8350->pmic.pdev[].
Signed-off-by: Roel Kluin <roel.kluin@gmail.com> --- diff --git a/drivers/regulator/wm8350-regulator.c b/drivers/regulator/wm8350-regulator.c index 771eca1..c806259 100644 --- a/drivers/regulator/wm8350-regulator.c +++ b/drivers/regulator/wm8350-regulator.c @@ -1419,6 +1419,8 @@ int wm8350_register_regulator(struct wm8350 *wm8350, int reg, { struct platform_device *pdev; int ret; + if (reg < 0 || reg >= NUM_WM8350_REGULATORS) + return -EINVAL; if (wm8350->pmic.pdev[reg]) return -EBUSY;
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