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mm/mmap.c: __vma_adjust(): suppress uninitialized var warning

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The code is OK, but it fools gcc.

mm/mmap.c:802 __vma_adjust() error: uninitialized symbol 'next_next'.

Fixes: 524e00b36e ("mm: remove rb tree.")
Reported-by: kernel test robot <lkp@intel.com>
Cc: Liam R. Howlett <Liam.Howlett@Oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Andrew Morton 2022-10-18 13:57:37 -07:00
parent 5789151e48
commit 1cd916d034
1 changed files with 2 additions and 1 deletions
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3
mm/mmap.c
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@ -618,7 +618,8 @@ int __vma_adjust(struct vm_area_struct *vma, unsigned long start,
struct vm_area_struct *expand)
{
struct mm_struct *mm = vma->vm_mm;
struct vm_area_struct *next_next, *next = find_vma(mm, vma->vm_end);
struct vm_area_struct *next_next = NULL; /* uninit var warning */
struct vm_area_struct *next = find_vma(mm, vma->vm_end);
struct vm_area_struct *orig_vma = vma;
struct address_space *mapping = NULL;
struct rb_root_cached *root = NULL;