As per commit 841e31e5cc6219d62054788faa289b6ed682d068,
we dont really need this if(mm) check anymore.
A WARN_ON_ONCE was added just for safety, but there have been no bug
reports about this so far.
Removing this if(mm) check.
Signed-off-by: k80c <k80ck80c@xxxxxxxxx>
---
mm/mmap.c | 3 ---
1 files changed, 0 insertions(+), 3 deletions(-)
diff --git a/mm/mmap.c b/mm/mmap.c
index 0db0de1..b2c363f 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1935,9 +1935,6 @@ struct vm_area_struct *find_vma(struct mm_struct *mm, unsigned long addr)
{
struct vm_area_struct *vma = NULL;
- if (WARN_ON_ONCE(!mm)) /* Remove this in linux-3.6 */
- return NULL;
-
/* Check the cache first. */
/* (Cache hit rate is typically around 35%.) */
vma = ACCESS_ONCE(mm->mmap_cache);
--
1.7.5.4
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