f2fs: use xattr_prefix to wrap up

Let's use xattr_prefix instead of open code.
No logic changes.

Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index 18d5ffbc5e8c63a7e9f8370c5dc82deb0f8d7ca8..fa620d31ea5f54d0f7a0846ba3cd2d9009774353 100644 (file)
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -538,7 +538,7 @@ ssize_t f2fs_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size)
                if (!handler || (handler->list && !handler->list(dentry)))
                        continue;
 
-               prefix = handler->prefix ?: handler->name;
+               prefix = xattr_prefix(handler);
                prefix_len = strlen(prefix);
                size = prefix_len + entry->e_name_len + 1;
                if (buffer) {