mirror of https://gitee.com/openkylin/linux.git
usb: gadget: FunctionFS: use consistent naming with regard to ffs_lock
Consistently prefix function name with underscore if the function has to be called with ffs_lock taken. Acked-by: Michal Nazarewicz <mina86@mina86.com> Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
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@ -161,10 +161,10 @@ ffs_sb_create_file(struct super_block *sb, const char *name, void *data,
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DEFINE_MUTEX(ffs_lock);
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EXPORT_SYMBOL(ffs_lock);
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static struct ffs_dev *ffs_find_dev(const char *name);
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static struct ffs_dev *ffs_alloc_dev(void);
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static struct ffs_dev *_ffs_find_dev(const char *name);
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static struct ffs_dev *_ffs_alloc_dev(void);
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static int _ffs_name_dev(struct ffs_dev *dev, const char *name);
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static void ffs_free_dev(struct ffs_dev *dev);
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static void _ffs_free_dev(struct ffs_dev *dev);
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static void *ffs_acquire_dev(const char *dev_name);
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static void ffs_release_dev(struct ffs_data *ffs_data);
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static int ffs_ready(struct ffs_data *ffs);
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@ -2255,7 +2255,7 @@ static int ffs_func_revmap_intf(struct ffs_function *func, u8 intf)
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static LIST_HEAD(ffs_devices);
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static struct ffs_dev *_ffs_find_dev(const char *name)
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static struct ffs_dev *_ffs_do_find_dev(const char *name)
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{
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struct ffs_dev *dev;
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@ -2272,7 +2272,7 @@ static struct ffs_dev *_ffs_find_dev(const char *name)
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/*
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* ffs_lock must be taken by the caller of this function
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*/
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static struct ffs_dev *ffs_get_single_dev(void)
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static struct ffs_dev *_ffs_get_single_dev(void)
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{
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struct ffs_dev *dev;
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@ -2288,15 +2288,15 @@ static struct ffs_dev *ffs_get_single_dev(void)
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/*
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* ffs_lock must be taken by the caller of this function
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*/
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static struct ffs_dev *ffs_find_dev(const char *name)
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static struct ffs_dev *_ffs_find_dev(const char *name)
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{
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struct ffs_dev *dev;
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dev = ffs_get_single_dev();
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dev = _ffs_get_single_dev();
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if (dev)
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return dev;
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return _ffs_find_dev(name);
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return _ffs_do_find_dev(name);
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}
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/* Configfs support *********************************************************/
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@ -2332,7 +2332,7 @@ static void ffs_free_inst(struct usb_function_instance *f)
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opts = to_f_fs_opts(f);
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ffs_dev_lock();
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ffs_free_dev(opts->dev);
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_ffs_free_dev(opts->dev);
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ffs_dev_unlock();
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kfree(opts);
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}
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@ -2387,7 +2387,7 @@ static struct usb_function_instance *ffs_alloc_inst(void)
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opts->func_inst.set_inst_name = ffs_set_inst_name;
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opts->func_inst.free_func_inst = ffs_free_inst;
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ffs_dev_lock();
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dev = ffs_alloc_dev();
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dev = _ffs_alloc_dev();
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ffs_dev_unlock();
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if (IS_ERR(dev)) {
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kfree(opts);
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@ -2475,12 +2475,12 @@ static struct usb_function *ffs_alloc(struct usb_function_instance *fi)
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/*
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* ffs_lock must be taken by the caller of this function
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*/
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static struct ffs_dev *ffs_alloc_dev(void)
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static struct ffs_dev *_ffs_alloc_dev(void)
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{
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struct ffs_dev *dev;
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int ret;
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if (ffs_get_single_dev())
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if (_ffs_get_single_dev())
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return ERR_PTR(-EBUSY);
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dev = kzalloc(sizeof(*dev), GFP_KERNEL);
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@ -2508,7 +2508,7 @@ static int _ffs_name_dev(struct ffs_dev *dev, const char *name)
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{
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struct ffs_dev *existing;
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existing = _ffs_find_dev(name);
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existing = _ffs_do_find_dev(name);
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if (existing)
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return -EBUSY;
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@ -2552,7 +2552,7 @@ EXPORT_SYMBOL(ffs_single_dev);
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/*
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* ffs_lock must be taken by the caller of this function
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*/
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static void ffs_free_dev(struct ffs_dev *dev)
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static void _ffs_free_dev(struct ffs_dev *dev)
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{
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list_del(&dev->entry);
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if (dev->name_allocated)
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@ -2569,7 +2569,7 @@ static void *ffs_acquire_dev(const char *dev_name)
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ENTER();
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ffs_dev_lock();
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ffs_dev = ffs_find_dev(dev_name);
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ffs_dev = _ffs_find_dev(dev_name);
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if (!ffs_dev)
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ffs_dev = ERR_PTR(-ENODEV);
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else if (ffs_dev->mounted)
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