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authorEric Biggers <ebiggers@google.com>2022-11-18 11:44:10 -0800
committerHerbert Xu <herbert@gondor.apana.org.au>2022-11-25 17:39:18 +0800
commit8bd9974b6bfcd1e14a001deeca051aed7295559a (patch)
tree497f27ea145ad85a1201ad1cc2bb2343abf5140a /arch/x86/crypto/sm4-avx.h
parent57ddfecc72a6c9941d159543e1c0c0a74fe9afdd (diff)
downloadlinux-8bd9974b6bfcd1e14a001deeca051aed7295559a.tar.bz2
crypto: x86/aegis128 - fix possible crash with CFI enabled
crypto_aegis128_aesni_enc(), crypto_aegis128_aesni_enc_tail(), crypto_aegis128_aesni_dec(), and crypto_aegis128_aesni_dec_tail() are called via indirect function calls. Therefore they need to use SYM_TYPED_FUNC_START instead of SYM_FUNC_START to cause their type hashes 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 calls). 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>
Diffstat (limited to 'arch/x86/crypto/sm4-avx.h')
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