ext4: merge ext4_xattr_list() into ext4_listxattr()

From: Eric Biggers <[email protected]>

There's no difference between ext4_xattr_list() and ext4_listxattr(), so merge them together and just have ext4_listxattr(). Some years ago they took different arguments, but that's no longer the case.

Signed-off-by Eric Biggers <[email protected]>

---
 fs/ext4/xattr.c | 21 +++++----------------
 1 file changed, 5 insertions(+), 16 deletions(-)

fs/ext4/xattr.c +5 -16

index 67636acf7624..1d59895a91ee 100644
@@ -78,8 +78,6 @@ static struct buffer_head *ext4_xattr_cache_find(struct inode *,
 						 struct mb_cache_entry **);
 static void ext4_xattr_rehash(struct ext4_xattr_header *,
 			      struct ext4_xattr_entry *);
-static int ext4_xattr_list(struct dentry *dentry, char *buffer,
-			   size_t buffer_size);
 
 static const struct xattr_handler *ext4_xattr_handler_map[] = {
 	[EXT4_XATTR_INDEX_USER]		     = &ext4_xattr_user_handler,

@@ -168,17 +166,6 @@ ext4_xattr_handler(int name_index)
 	return handler;
 }
 
-/*
- * Inode operation listxattr()
- *
- * d_inode(dentry)->i_mutex: don't care
- */
-ssize_t
-ext4_listxattr(struct dentry *dentry, char *buffer, size_t size)
-{
-	return ext4_xattr_list(dentry, buffer, size);
-}
-
 static int
 ext4_xattr_check_names(struct ext4_xattr_entry *entry, void *end,
 		       void *value_start)

@@ -524,7 +511,9 @@ ext4_xattr_ibody_list(struct dentry *dentry, char *buffer, size_t buffer_size)
 }
 
 /*
- * ext4_xattr_list()
+ * Inode operation listxattr()
+ *
+ * d_inode(dentry)->i_rwsem: don't care
  *
  * Copy a list of attribute names into the buffer
  * provided, or compute the buffer size required.

@@ -533,8 +522,8 @@ ext4_xattr_ibody_list(struct dentry *dentry, char *buffer, size_t buffer_size)
  * Returns a negative error number on failure, or the number of bytes
  * used / required on success.
  */
-static int
-ext4_xattr_list(struct dentry *dentry, char *buffer, size_t buffer_size)
+ssize_t
+ext4_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size)
 {
 	int ret, ret2;
 

Signature · 1 line

2.12.0

From: Eric Biggers <[email protected]>

There's no difference between ext4_xattr_list() and ext4_listxattr(), so merge them together and just have ext4_listxattr(). Some years ago they took different arguments, but that's no longer the case.

Signed-off-by Eric Biggers <[email protected]>