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author | Al Viro <viro@zeniv.linux.org.uk> | 2012-06-10 02:33:28 +0200 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-07-14 14:35:25 +0200 |
commit | cfa57c11b0d5a80f7bffa1ab35bc46892127817f (patch) | |
tree | 7b86c2c918e0790fa8623c49874f7b3c11477c25 /fs/debugfs/inode.c | |
parent | debugfs: make sure that debugfs_create_file() gets used only for regulars (diff) | |
download | linux-cfa57c11b0d5a80f7bffa1ab35bc46892127817f.tar.xz linux-cfa57c11b0d5a80f7bffa1ab35bc46892127817f.zip |
debugfs: fold debugfs_create_by_name() into the only caller
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to '')
-rw-r--r-- | fs/debugfs/inode.c | 53 |
1 files changed, 20 insertions, 33 deletions
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c index d423b966bc79..79f53f3ce7c6 100644 --- a/fs/debugfs/inode.c +++ b/fs/debugfs/inode.c @@ -293,13 +293,19 @@ static struct file_system_type debug_fs_type = { .kill_sb = kill_litter_super, }; -static int debugfs_create_by_name(const char *name, umode_t mode, - struct dentry *parent, - struct dentry **dentry, - void *data, - const struct file_operations *fops) +struct dentry *__create_file(const char *name, umode_t mode, + struct dentry *parent, void *data, + const struct file_operations *fops) { - int error = 0; + struct dentry *dentry = NULL; + int error; + + pr_debug("debugfs: creating file '%s'\n",name); + + error = simple_pin_fs(&debug_fs_type, &debugfs_mount, + &debugfs_mount_count); + if (error) + goto exit; /* If the parent is not specified, we create it in the root. * We need the root dentry to do this, which is in the super @@ -309,48 +315,29 @@ static int debugfs_create_by_name(const char *name, umode_t mode, if (!parent) parent = debugfs_mount->mnt_root; - *dentry = NULL; + dentry = NULL; mutex_lock(&parent->d_inode->i_mutex); - *dentry = lookup_one_len(name, parent, strlen(name)); - if (!IS_ERR(*dentry)) { + dentry = lookup_one_len(name, parent, strlen(name)); + if (!IS_ERR(dentry)) { switch (mode & S_IFMT) { case S_IFDIR: - error = debugfs_mkdir(parent->d_inode, *dentry, mode, + error = debugfs_mkdir(parent->d_inode, dentry, mode, data, fops); break; case S_IFLNK: - error = debugfs_link(parent->d_inode, *dentry, mode, + error = debugfs_link(parent->d_inode, dentry, mode, data, fops); break; default: - error = debugfs_create(parent->d_inode, *dentry, mode, + error = debugfs_create(parent->d_inode, dentry, mode, data, fops); break; } - dput(*dentry); + dput(dentry); } else - error = PTR_ERR(*dentry); + error = PTR_ERR(dentry); mutex_unlock(&parent->d_inode->i_mutex); - return error; -} - -struct dentry *__create_file(const char *name, umode_t mode, - struct dentry *parent, void *data, - const struct file_operations *fops) -{ - struct dentry *dentry = NULL; - int error; - - pr_debug("debugfs: creating file '%s'\n",name); - - error = simple_pin_fs(&debug_fs_type, &debugfs_mount, - &debugfs_mount_count); - if (error) - goto exit; - - error = debugfs_create_by_name(name, mode, parent, &dentry, - data, fops); if (error) { dentry = NULL; simple_release_fs(&debugfs_mount, &debugfs_mount_count); |