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author | Andrey Ryabinin <aryabinin@virtuozzo.com> | 2017-10-16 18:51:31 +0300 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-11-03 16:35:35 +0300 |
commit | d041b557792c85677f17e08eee535eafbd6b9aa2 (patch) | |
tree | 742eabbecc54216d4acb6f7ed0e06cb6cea622d9 /arch/arm/boot/dts/dove-cubox.dts | |
parent | 5dfeaac15f2b1abb5a53c9146041c7235eb9aa04 (diff) | |
download | linux-d041b557792c85677f17e08eee535eafbd6b9aa2.tar.xz |
crypto: x86/sha1-mb - fix panic due to unaligned access
struct sha1_ctx_mgr allocated in sha1_mb_mod_init() via kzalloc()
and later passed in sha1_mb_flusher_mgr_flush_avx2() function where
instructions vmovdqa used to access the struct. vmovdqa requires
16-bytes aligned argument, but nothing guarantees that struct
sha1_ctx_mgr will have that alignment. Unaligned vmovdqa will
generate GP fault.
Fix this by replacing vmovdqa with vmovdqu which doesn't have alignment
requirements.
Fixes: 2249cbb53ead ("crypto: sha-mb - SHA1 multibuffer submit and flush routines for AVX2")
Signed-off-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/arm/boot/dts/dove-cubox.dts')
0 files changed, 0 insertions, 0 deletions