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Diffstat (limited to 'mm/util.c')
-rw-r--r--mm/util.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/util.c b/mm/util.c
index 6c1d64ed0221..8989d5767528 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -566,6 +566,7 @@ unsigned long vm_mmap_pgoff(struct file *file, unsigned long addr,
unsigned long len, unsigned long prot,
unsigned long flag, unsigned long pgoff)
{
+ loff_t off = (loff_t)pgoff << PAGE_SHIFT;
unsigned long ret;
struct mm_struct *mm = current->mm;
unsigned long populate;
@@ -573,7 +574,7 @@ unsigned long vm_mmap_pgoff(struct file *file, unsigned long addr,
ret = security_mmap_file(file, prot, flag);
if (!ret)
- ret = fsnotify_mmap_perm(file, prot, pgoff >> PAGE_SHIFT, len);
+ ret = fsnotify_mmap_perm(file, prot, off, len);
if (!ret) {
if (mmap_write_lock_killable(mm))
return -EINTR;