#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/sched.h>
static void entry_status(Node *e, char *page)
{
- char *dp;
- char *status = "disabled";
- const char *flags = "flags: ";
+ char *dp = page;
+ const char *status = "disabled";
if (test_bit(Enabled, &e->flags))
status = "enabled";
return;
}
- sprintf(page, "%s\ninterpreter %s\n", status, e->interpreter);
- dp = page + strlen(page);
+ dp += sprintf(dp, "%s\ninterpreter %s\n", status, e->interpreter);
/* print the special flags */
- sprintf(dp, "%s", flags);
- dp += strlen(flags);
+ dp += sprintf(dp, "flags: ");
if (e->flags & MISC_FMT_PRESERVE_ARGV0)
*dp++ = 'P';
if (e->flags & MISC_FMT_OPEN_BINARY)
if (!test_bit(Magic, &e->flags)) {
sprintf(dp, "extension .%s\n", e->magic);
} else {
- int i;
-
- sprintf(dp, "offset %i\nmagic ", e->offset);
- dp = page + strlen(page);
- for (i = 0; i < e->size; i++) {
- sprintf(dp, "%02x", 0xff & (int) (e->magic[i]));
- dp += 2;
- }
+ dp += sprintf(dp, "offset %i\nmagic ", e->offset);
+ dp = bin2hex(dp, e->magic, e->size);
if (e->mask) {
- sprintf(dp, "\nmask ");
- dp += 6;
- for (i = 0; i < e->size; i++) {
- sprintf(dp, "%02x", 0xff & (int) (e->mask[i]));
- dp += 2;
- }
+ dp += sprintf(dp, "\nmask ");
+ dp = bin2hex(dp, e->mask, e->size);
}
*dp++ = '\n';
*dp = '\0';
write_unlock(&entries_lock);
if (dentry) {
- drop_nlink(dentry->d_inode);
+ drop_nlink(d_inode(dentry));
d_drop(dentry);
dput(dentry);
simple_release_fs(&bm_mnt, &entry_count);
case 3:
/* Delete this handler. */
root = dget(file->f_path.dentry->d_sb->s_root);
- mutex_lock(&root->d_inode->i_mutex);
+ mutex_lock(&d_inode(root)->i_mutex);
kill_node(e);
- mutex_unlock(&root->d_inode->i_mutex);
+ mutex_unlock(&d_inode(root)->i_mutex);
dput(root);
break;
default:
return PTR_ERR(e);
root = dget(sb->s_root);
- mutex_lock(&root->d_inode->i_mutex);
+ mutex_lock(&d_inode(root)->i_mutex);
dentry = lookup_one_len(e->name, root, strlen(e->name));
err = PTR_ERR(dentry);
if (IS_ERR(dentry))
goto out;
err = -EEXIST;
- if (dentry->d_inode)
+ if (d_really_is_positive(dentry))
goto out2;
inode = bm_get_inode(sb, S_IFREG | 0644);
out2:
dput(dentry);
out:
- mutex_unlock(&root->d_inode->i_mutex);
+ mutex_unlock(&d_inode(root)->i_mutex);
dput(root);
if (err) {
case 3:
/* Delete all handlers. */
root = dget(file->f_path.dentry->d_sb->s_root);
- mutex_lock(&root->d_inode->i_mutex);
+ mutex_lock(&d_inode(root)->i_mutex);
while (!list_empty(&entries))
kill_node(list_entry(entries.next, Node, list));
- mutex_unlock(&root->d_inode->i_mutex);
+ mutex_unlock(&d_inode(root)->i_mutex);
dput(root);
break;
default: