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authorEric Biggers <ebiggers@google.com>2022-11-18 11:44:16 -0800
committerHerbert Xu <herbert@gondor.apana.org.au>2022-11-25 17:39:19 +0800
commit8ba490d9f5a56f52091644325a32d3f71a982776 (patch)
tree6f07e0cf54bfb223297fd7f1a3ac62ec4e413ae6 /scripts/gdb/linux/utils.py
parenta1d72fa33186ac69c7d8120c71f41ea4fc23dcc9 (diff)
crypto: x86/sm3 - fix possible crash with CFI enabled
sm3_transform_avx() is called via indirect function calls. Therefore it needs to use SYM_TYPED_FUNC_START instead of SYM_FUNC_START to cause its type hash to be emitted when the kernel is built with CONFIG_CFI_CLANG=y. Otherwise, the code crashes with a CFI failure (if the compiler didn't happen to optimize out the indirect call). Fixes: ccace936eec7 ("x86: Add types to indirectly called assembly functions") Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Sami Tolvanen <samitolvanen@google.com> Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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