xfs: use ->readlink to implement the readlink_by_handle ioctl

Also drop the now unused readlink_copy export.

[dchinner: use d_inode(dentry) rather than dentry->d_inode]

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/fs/namei.c b/fs/namei.c
index 794f81d..cdd0419 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -4515,7 +4515,6 @@ int readlink_copy(char __user *buffer, int buflen, const char *link)
 out:
 	return len;
 }
-EXPORT_SYMBOL(readlink_copy);
 
 /*
  * A helper for ->readlink().  This should be used *ONLY* for symlinks that