diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c
index 4e25328..d8adc51 100644
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -327,7 +327,6 @@ const struct file_operations ecryptfs_dir_fops = {
  #ifdef CONFIG_COMPAT
  	.compat_ioctl = ecryptfs_compat_ioctl,
  #endif
-	.mmap = generic_file_mmap,
  	.open = ecryptfs_open,
  	.flush = ecryptfs_flush,
  	.release = ecryptfs_release,

However, the patch applied to lucid master next is different:

diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c
index 502b09f..49129f4 100644
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -348,7 +348,6 @@ const struct file_operations ecryptfs_main_fops = {
  #ifdef CONFIG_COMPAT
         .compat_ioctl = ecryptfs_compat_ioctl,
  #endif
-       .mmap = generic_file_mmap,
         .open = ecryptfs_open,
         .flush = ecryptfs_flush,
         .release = ecryptfs_release,