The quilt patch titled
Subject: nommu: fix do_munmap() error path
has been removed from the -mm tree. Its filename was
nommu-fix-do_munmap-error-path.patch
This patch was dropped because it was merged into the mm-hotfixes-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Liam Howlett <liam.howlett@xxxxxxxxxx>
Subject: nommu: fix do_munmap() error path
Date: Mon, 9 Jan 2023 20:57:21 +0000
When removing a VMA from the tree fails due to no memory, do not free the
VMA since a reference still exists.
Link: https://lkml.kernel.org/r/20230109205708.956103-1-Liam.Howlett@xxxxxxxxxx
Fixes: 8220543df148 ("nommu: remove uses of VMA linked list")
Signed-off-by: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx>
Cc: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: Yu Zhao <yuzhao@xxxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/nommu.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/mm/nommu.c~nommu-fix-do_munmap-error-path
+++ a/mm/nommu.c
@@ -1509,7 +1509,8 @@ int do_munmap(struct mm_struct *mm, unsi
erase_whole_vma:
if (delete_vma_from_mm(vma))
ret = -ENOMEM;
- delete_vma(mm, vma);
+ else
+ delete_vma(mm, vma);
return ret;
}
_
Patches currently in -mm which might be from liam.howlett@xxxxxxxxxx are
maple_tree-fix-mas_empty_area_rev-lower-bound-validation.patch
maple_tree-remove-gfp_zero-from-kmem_cache_alloc-and-kmem_cache_alloc_bulk.patch
