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author | Mark Brown <broonie@kernel.org> | 2020-08-25 13:01:46 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2020-08-25 13:01:46 +0300 |
commit | 3bec5b6aae830355e786e204b20a7cea38c3a8ed (patch) | |
tree | fd597b87faf55ceb2a207ee94f4feca6276696db /drivers/misc/lkdtm/heap.c | |
parent | a577f3456c0a2fac3dee037c483753e6e68f3e49 (diff) | |
parent | d012a7190fc1fd72ed48911e77ca97ba4521bccd (diff) | |
download | linux-3bec5b6aae830355e786e204b20a7cea38c3a8ed.tar.xz |
Merge tag 'v5.9-rc2' into regulator-5.9
Linux 5.9-rc2
Diffstat (limited to 'drivers/misc/lkdtm/heap.c')
-rw-r--r-- | drivers/misc/lkdtm/heap.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/misc/lkdtm/heap.c b/drivers/misc/lkdtm/heap.c index 3c5cec85edce..1323bc16f113 100644 --- a/drivers/misc/lkdtm/heap.c +++ b/drivers/misc/lkdtm/heap.c @@ -58,11 +58,12 @@ void lkdtm_READ_AFTER_FREE(void) int *base, *val, saw; size_t len = 1024; /* - * The slub allocator uses the first word to store the free - * pointer in some configurations. Use the middle of the - * allocation to avoid running into the freelist + * The slub allocator will use the either the first word or + * the middle of the allocation to store the free pointer, + * depending on configurations. Store in the second word to + * avoid running into the freelist. */ - size_t offset = (len / sizeof(*base)) / 2; + size_t offset = sizeof(*base); base = kmalloc(len, GFP_KERNEL); if (!base) { |