From: Jack Pham Date: Wed, 23 Mar 2016 20:18:03 +0000 (-0700) Subject: usb: dual-role: make stub functions inline X-Git-Tag: firefly_0821_release~176^2~399^2~12 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d4c7c8eafe99e465e06b81a9ee0458bff5f65b1d;p=firefly-linux-kernel-4.4.55.git usb: dual-role: make stub functions inline If CONFIG_DUAL_ROLE_USB_INTF is disabled but the exported functions are referenced, the build will result in warnings such as: In file included from include/linux/usb/class-dual-role.h:112:13: warning: ‘dual_role_instance_changed’ defined but not used [-Wunused-function] These stub functions should be static inline. Change-Id: I5a9ef58dca32306fac5a4c7f28cdaa36fa8ae078 Signed-off-by: Jack Pham (cherry picked from commit 2d152dbb0743526b21d6bbefe097f874c027f860) (cherry picked from commit 8ad66cafaa10e6ba94ff79a8dbc2cc437c6bfe93) --- diff --git a/include/linux/usb/class-dual-role.h b/include/linux/usb/class-dual-role.h index af42ed34944a..c6df2238012e 100644 --- a/include/linux/usb/class-dual-role.h +++ b/include/linux/usb/class-dual-role.h @@ -109,18 +109,19 @@ extern int dual_role_property_is_writeable(struct dual_role_phy_instance enum dual_role_property prop); extern void *dual_role_get_drvdata(struct dual_role_phy_instance *dual_role); #else /* CONFIG_DUAL_ROLE_USB_INTF */ -static void dual_role_instance_changed(struct dual_role_phy_instance +static inline void dual_role_instance_changed(struct dual_role_phy_instance *dual_role){} -static struct dual_role_phy_instance *__must_check +static inline struct dual_role_phy_instance *__must_check devm_dual_role_instance_register(struct device *parent, const struct dual_role_phy_desc *desc) { return ERR_PTR(-ENOSYS); } -static void devm_dual_role_instance_unregister(struct device *dev, +static inline void devm_dual_role_instance_unregister(struct device *dev, struct dual_role_phy_instance *dual_role){} -static void *dual_role_get_drvdata(struct dual_role_phy_instance *dual_role) +static inline void *dual_role_get_drvdata(struct dual_role_phy_instance + *dual_role) { return ERR_PTR(-ENOSYS); }