dgrp procfs fixes, part 3: kill dead code (772317b5) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/staging/dgrp/dgrp_specproc.c

+0 −63

Original line number	Original line	Diff line number	Diff line
	@@ -55,17 +55,9 @@ static void register_dgrp_device(struct nd_struct *node,
	void (register_hook)(struct proc_dir_entry de));		void (register_hook)(struct proc_dir_entry de));

	/* File operation declarations */		/* File operation declarations */
	static int dgrp_gen_proc_open(struct inode , struct file );
	static int dgrp_gen_proc_close(struct inode , struct file );
	static int parse_write_config(char *);		static int parse_write_config(char *);


	static const struct file_operations dgrp_proc_file_ops = {
	.owner = THIS_MODULE,
	.open = dgrp_gen_proc_open,
	.release = dgrp_gen_proc_close,
	};

	static struct inode_operations proc_inode_ops = {		static struct inode_operations proc_inode_ops = {
	.permission = dgrp_inode_permission		.permission = dgrp_inode_permission
	};		};
	@@ -347,61 +339,6 @@ static void unregister_proc_table(struct dgrp_proc_entry *table,
	}		}
	}		}

	static int dgrp_gen_proc_open(struct inode inode, struct file file)
	{
	struct proc_dir_entry *de;
	struct dgrp_proc_entry *entry;
	int ret = 0;

	de = (struct proc_dir_entry *) PDE(file_inode(file));
	if (!de \|\| !de->data) {
	ret = -ENXIO;
	goto done;
	}

	entry = (struct dgrp_proc_entry *) de->data;
	if (!entry) {
	ret = -ENXIO;
	goto done;
	}

	down(&entry->excl_sem);

	if (entry->excl_cnt)
	ret = -EBUSY;
	else
	entry->excl_cnt++;

	up(&entry->excl_sem);

	done:
	return ret;
	}

	static int dgrp_gen_proc_close(struct inode inode, struct file file)
	{
	struct proc_dir_entry *de;
	struct dgrp_proc_entry *entry;

	de = (struct proc_dir_entry *) PDE(file_inode(file));
	if (!de \|\| !de->data)
	goto done;

	entry = (struct dgrp_proc_entry *) de->data;
	if (!entry)
	goto done;

	down(&entry->excl_sem);

	if (entry->excl_cnt)
	entry->excl_cnt = 0;

	up(&entry->excl_sem);

	done:
	return 0;
	}

	static void dgrp_config_proc_start(struct seq_file m, loff_t *pos)		static void dgrp_config_proc_start(struct seq_file m, loff_t *pos)
	{		{
	return seq_list_start_head(&nd_struct_list, *pos);		return seq_list_start_head(&nd_struct_list, *pos);