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Commit 1c1ec6c6 authored by Al Viro's avatar Al Viro
Browse files

srm_env: don't bother with pointer to srm_env_t 



Since the only thing in it the methods actually care about is
variable id, just store that directly.

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent c35f2e49

arch/alpha/kernel/srm_env.c

+9 −24
Original line number Diff line number Diff line
@@ -56,7 +56,6 @@ typedef struct _srm_env { 
static struct proc_dir_entry	*base_dir;

static struct proc_dir_entry	*named_dir;

static struct proc_dir_entry	*numbered_dir;

static char			number[256][4];



static srm_env_t	srm_named_entries[] = {

	{ "auto_action",	ENV_AUTO_ACTION		},
@@ -76,21 +75,18 @@ static srm_env_t srm_named_entries[] = { 
	{ "tty_dev",		ENV_TTY_DEV		},

	{ NULL,			0			},

};

static srm_env_t	srm_numbered_entries[256];





static int srm_env_proc_show(struct seq_file *m, void *v)

{

	unsigned long	ret;

	srm_env_t	*entry;

	unsigned long	id = (unsigned long)m->private;

	char		*page;



	entry = m->private;

	page = (char *)__get_free_page(GFP_USER);

	if (!page)

		return -ENOMEM;



	ret = callback_getenv(entry->id, page, PAGE_SIZE);

	ret = callback_getenv(id, page, PAGE_SIZE);



	if ((ret >> 61) == 0) {

		seq_write(m, page, ret);
@@ -110,7 +106,7 @@ static ssize_t srm_env_proc_write(struct file *file, const char __user *buffer, 
				  size_t count, loff_t *pos)

{

	int res;

	srm_env_t	*entry = PDE_DATA(file_inode(file));

	unsigned long	id = (unsigned long)PDE_DATA(file_inode(file));

	char		*buf = (char *) __get_free_page(GFP_USER);

	unsigned long	ret1, ret2;
@@ -126,7 +122,7 @@ static ssize_t srm_env_proc_write(struct file *file, const char __user *buffer, 
		goto out;

	buf[count] = '\0';



	ret1 = callback_setenv(entry->id, buf, count);

	ret1 = callback_setenv(id, buf, count);

	if ((ret1 >> 61) == 0) {

		do

			ret2 = callback_save_env();
@@ -165,12 +161,6 @@ srm_env_init(void) 
		return -ENODEV;

	}



	/*

	 * Init numbers

	 */

	for (var_num = 0; var_num <= 255; var_num++)

		sprintf(number[var_num], "%ld", var_num);



	/*

	 * Create base directory

	 */
@@ -208,7 +198,7 @@ srm_env_init(void) 
	entry = srm_named_entries;

	while (entry->name && entry->id) {

		if (!proc_create_data(entry->name, 0644, named_dir,

					     &srm_env_proc_fops, entry))

			     &srm_env_proc_fops, (void *)entry->id))

			goto cleanup;

		entry++;

	}
@@ -217,14 +207,11 @@ srm_env_init(void) 
	 * Create all numbered nodes

	 */

	for (var_num = 0; var_num <= 255; var_num++) {

		entry = &srm_numbered_entries[var_num];

		entry->name = number[var_num];



		if (!proc_create_data(entry->name, 0644, numbered_dir,

					     &srm_env_proc_fops, entry))

		char name[4];

		sprintf(name, "%ld", var_num);

		if (!proc_create_data(name, 0644, numbered_dir,

			     &srm_env_proc_fops, (void *)var_num))

			goto cleanup;



		entry->id			= var_num;

	}



	printk(KERN_INFO "%s: version %s loaded successfully\n", NAME,
@@ -242,8 +229,6 @@ srm_env_exit(void) 
{

	remove_proc_subtree(BASE_DIR, NULL);

	printk(KERN_INFO "%s: unloaded successfully\n", NAME);



	return;

}



module_init(srm_env_init);