/* * include/asm-generic/clkdev.h * * Based on the ARM clkdev.h: * Copyright (C) 2008 Russell King. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * Helper for the clk API to assist looking up a struct clk. */ #ifndef __ASM_CLKDEV_H #define __ASM_CLKDEV_H #include #ifndef CONFIG_COMMON_CLK struct clk; static inline int __clk_get(struct clk *clk) { return 1; } static inline void __clk_put(struct clk *clk) { } #endif static inline struct clk_lookup_alloc *__clkdev_alloc(size_t size) { return kzalloc(size, GFP_KERNEL); } #endif 'logo' rowspan='2'>cgit logo index : net-next.git
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authorJisheng Zhang <jszhang@marvell.com>2016-11-10 17:21:29 +0800
committerMark Brown <broonie@kernel.org>2016-11-11 15:38:08 +0000
commit09f2ba0b0b7c44ecea49cf69a708203b76ba5535 (patch)
tree042df33ac99f77d8b86ac427431e267c33561c35 /drivers/usb/storage/Makefile
parent1001354ca34179f3db924eb66672442a173147dc (diff)
regulator: gpio: properly check return value of of_get_named_gpio
The function of_get_named_gpio() could return -ENOENT, -EPROBE_DEFER -EINVAL and so on. Currently, for the optional property "enable-gpio", we only check -EPROBE_DEFER, this is not enough since there may be misconfigured "enable-gpio" in the DTB, of_get_named_gpio() will return -EINVAL in this case, we should return immediately here. And for the optional property "gpios", we didn't check the return value, the driver will continue to the point where gpio_request_array() is called, it doesn't make sense to continue if we got -EPROBE_DEFER or -EINVAL here. This patch tries to address these two issues by properly checking the return value of of_get_named_gpio. Signed-off-by: Jisheng Zhang <jszhang@marvell.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/usb/storage/Makefile')