Message ID | 20170907072926.56oqezwk4r72yjgt@mwanda |
---|---|
State | New |
Headers | show |
Series | [1/2] pinctrl: sprd: check for allocation failure | expand |
On Thu, Sep 7, 2017 at 9:29 AM, Dan Carpenter <dan.carpenter@oracle.com> wrote: > devm_pinctrl_get() could fail with ERR_PTR(-ENOMEM) so I have added a > check for that. I also reversed the other IS_ERR() test because it was > a little confusing to test one way and then the opposite a couple lines > later. > > Fixes: 41d32cfce1ae ("pinctrl: sprd: Add Spreadtrum pin control driver") > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Patch applied for fixes. Yours, Linus Walleij -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/pinctrl/sprd/pinctrl-sprd.c b/drivers/pinctrl/sprd/pinctrl-sprd.c index 7e7b9ac7e836..673b77bbbc8c 100644 --- a/drivers/pinctrl/sprd/pinctrl-sprd.c +++ b/drivers/pinctrl/sprd/pinctrl-sprd.c @@ -1100,12 +1100,16 @@ int sprd_pinctrl_remove(struct platform_device *pdev) void sprd_pinctrl_shutdown(struct platform_device *pdev) { - struct pinctrl *pinctl = devm_pinctrl_get(&pdev->dev); + struct pinctrl *pinctl; struct pinctrl_state *state; + pinctl = devm_pinctrl_get(&pdev->dev); + if (IS_ERR(pinctl)) + return; state = pinctrl_lookup_state(pinctl, "shutdown"); - if (!IS_ERR(state)) - pinctrl_select_state(pinctl, state); + if (IS_ERR(state)) + return; + pinctrl_select_state(pinctl, state); } MODULE_DESCRIPTION("SPREADTRUM Pin Controller Driver");
devm_pinctrl_get() could fail with ERR_PTR(-ENOMEM) so I have added a check for that. I also reversed the other IS_ERR() test because it was a little confusing to test one way and then the opposite a couple lines later. Fixes: 41d32cfce1ae ("pinctrl: sprd: Add Spreadtrum pin control driver") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html