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-rw-r--r--mm/madvise.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/mm/madvise.c b/mm/madvise.c
index 4454936..20e075d 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -83,6 +83,9 @@ static long madvise_willneed(struct vm_area_struct * vma,
{
struct file *file = vma->vm_file;
+ if (!file)
+ return -EBADF;
+
if (file->f_mapping->a_ops->get_xip_page) {
/* no bad return value, but ignore advice */
return 0;
@@ -141,11 +144,7 @@ static long
madvise_vma(struct vm_area_struct *vma, struct vm_area_struct **prev,
unsigned long start, unsigned long end, int behavior)
{
- struct file *filp = vma->vm_file;
- long error = -EBADF;
-
- if (!filp)
- goto out;
+ long error;
switch (behavior) {
case MADV_NORMAL:
@@ -166,8 +165,6 @@ madvise_vma(struct vm_area_struct *vma, struct vm_area_struct **prev,
error = -EINVAL;
break;
}
-
-out:
return error;
}
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