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authorAl Viro <viro@zeniv.linux.org.uk>2015-01-25 22:02:31 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2015-01-26 00:52:31 +0300
commitad5abd5ba8c66ea44e24d7b6996e85ab83b412fc (patch)
tree02d2140a331819e5f1c128d401e2c34b517a5fc3 /fs/debugfs
parent190afd81e4a5f24d1db6c774ca7f18acde2fca30 (diff)
downloadlinux-ad5abd5ba8c66ea44e24d7b6996e85ab83b412fc.tar.xz
debugfs: kill __create_file()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/debugfs')
-rw-r--r--fs/debugfs/inode.c71
1 files changed, 33 insertions, 38 deletions
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 100186c2bf0a..18564b08884c 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -348,30 +348,6 @@ static struct dentry *end_creating(struct dentry *dentry, int error)
return dentry;
}
-static struct dentry *__create_file(const char *name, umode_t mode,
- struct dentry *parent, void *data,
- const struct file_operations *fops)
-{
- struct dentry *dentry = start_creating(name, parent);
- int error;
-
- if (IS_ERR(dentry))
- return NULL;
-
- switch (mode & S_IFMT) {
- case S_IFDIR:
- error = debugfs_mkdir(dentry, mode);
- break;
- case S_IFLNK:
- error = debugfs_link(dentry, mode, data);
- break;
- default:
- error = debugfs_create(dentry, mode, data, fops);
- break;
- }
- return end_creating(dentry, error);
-}
-
/**
* debugfs_create_file - create a file in the debugfs filesystem
* @name: a pointer to a string containing the name of the file to create.
@@ -402,15 +378,19 @@ struct dentry *debugfs_create_file(const char *name, umode_t mode,
struct dentry *parent, void *data,
const struct file_operations *fops)
{
- switch (mode & S_IFMT) {
- case S_IFREG:
- case 0:
- break;
- default:
- BUG();
- }
+ struct dentry *dentry;
+ int error;
+
+ if (!(mode & S_IFMT))
+ mode |= S_IFREG;
+ BUG_ON(!S_ISREG(mode));
+ dentry = start_creating(name, parent);
+
+ if (IS_ERR(dentry))
+ return NULL;
- return __create_file(name, mode, parent, data, fops);
+ error = debugfs_create(dentry, mode, data, fops);
+ return end_creating(dentry, error);
}
EXPORT_SYMBOL_GPL(debugfs_create_file);
@@ -434,8 +414,14 @@ EXPORT_SYMBOL_GPL(debugfs_create_file);
*/
struct dentry *debugfs_create_dir(const char *name, struct dentry *parent)
{
- return __create_file(name, S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO,
- parent, NULL, NULL);
+ struct dentry *dentry = start_creating(name, parent);
+ int error;
+
+ if (IS_ERR(dentry))
+ return NULL;
+
+ error = debugfs_mkdir(dentry, S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO);
+ return end_creating(dentry, error);
}
EXPORT_SYMBOL_GPL(debugfs_create_dir);
@@ -465,17 +451,26 @@ EXPORT_SYMBOL_GPL(debugfs_create_dir);
struct dentry *debugfs_create_symlink(const char *name, struct dentry *parent,
const char *target)
{
- struct dentry *result;
+ struct dentry *dentry;
char *link;
+ int error;
link = kstrdup(target, GFP_KERNEL);
if (!link)
return NULL;
- result = __create_file(name, S_IFLNK | S_IRWXUGO, parent, link, NULL);
- if (!result)
+ dentry = start_creating(name, parent);
+
+ if (IS_ERR(dentry)) {
kfree(link);
- return result;
+ return NULL;
+ }
+
+ error = debugfs_link(dentry, S_IFLNK | S_IRWXUGO, link);
+ if (error)
+ kfree(link);
+
+ return end_creating(dentry, error);
}
EXPORT_SYMBOL_GPL(debugfs_create_symlink);