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Diffstat (limited to 'mm/fremap.c')
-rw-r--r--mm/fremap.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/fremap.c b/mm/fremap.c
index 0cd4c11..4723ac8 100644
--- a/mm/fremap.c
+++ b/mm/fremap.c
@@ -129,7 +129,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size,
struct vm_area_struct *vma;
int err = -EINVAL;
int has_write_lock = 0;
- vm_flags_t vm_flags;
+ vm_flags_t vm_flags = 0;
if (prot)
return err;
@@ -254,7 +254,8 @@ get_write_lock:
*/
out:
- vm_flags = vma->vm_flags;
+ if (vma)
+ vm_flags = vma->vm_flags;
if (likely(!has_write_lock))
up_read(&mm->mmap_sem);
else