diff options
author | Jérôme Glisse <jglisse@redhat.com> | 2018-04-10 16:28:27 -0700 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-04-24 09:36:22 +0200 |
commit | 28cb085f1598956b5b29edb7f220ce9e0d827762 (patch) | |
tree | 98947e9119e797d294203c911517c6205c1e0d0b /mm | |
parent | 963722d031e506600b66b91738e2007bf55ac3d0 (diff) |
mm/hmm: hmm_pfns_bad() was accessing wrong struct
commit c719547f032d4610c7a20900baacae26d0b1ff3e upstream.
The private field of mm_walk struct point to an hmm_vma_walk struct and
not to the hmm_range struct desired. Fix to get proper struct pointer.
Link: http://lkml.kernel.org/r/20180323005527.758-6-jglisse@redhat.com
Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Cc: Evgeny Baskakov <ebaskakov@nvidia.com>
Cc: Ralph Campbell <rcampbell@nvidia.com>
Cc: Mark Hairgrove <mhairgrove@nvidia.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm')
-rw-r--r-- | mm/hmm.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -277,7 +277,8 @@ static int hmm_pfns_bad(unsigned long addr, unsigned long end, struct mm_walk *walk) { - struct hmm_range *range = walk->private; + struct hmm_vma_walk *hmm_vma_walk = walk->private; + struct hmm_range *range = hmm_vma_walk->range; hmm_pfn_t *pfns = range->pfns; unsigned long i; |