1 files changed, 5 insertions, 3 deletions

diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c
index 4511420849b..e84dbecd099 100644
--- a/drivers/staging/android/ashmem.c
+++ b/drivers/staging/android/ashmem.c
@@ -19,6 +19,7 @@
 #include <linux/module.h>
 #include <linux/file.h>
 #include <linux/fs.h>
+#include <linux/falloc.h>
 #include <linux/miscdevice.h>
 #include <linux/security.h>
 #include <linux/mm.h>
@@ -363,11 +364,12 @@ static int ashmem_shrink(struct shrinker *s, struct shrink_control *sc)
 
         mutex_lock(&ashmem_mutex);
         list_for_each_entry_safe(range, next, &ashmem_lru_list, lru) {
-                struct inode *inode = range->asma->file->f_dentry->d_inode;
                 loff_t start = range->pgstart * PAGE_SIZE;
-                loff_t end = (range->pgend + 1) * PAGE_SIZE - 1;
+                loff_t end = (range->pgend + 1) * PAGE_SIZE;
 
-                vmtruncate_range(inode, start, end);
+                do_fallocate(range->asma->file,
+                                FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE,
+                                start, end - start);
                 range->purged = ASHMEM_WAS_PURGED;
                 lru_del(range);