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authorArnd Bergmann <arnd@arndb.de>2023-05-23 10:33:04 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2023-06-02 18:21:32 +0800
commitefbc7764c4446566edb76ca05e903b5905673d2e (patch)
tree8caf5fa5a8efe30768b778f5aedf4b5393fe1ea8 /drivers/w1
parentbb4185e595e476d4ceccd366bca39762823c5a2e (diff)
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crypto: marvell/cesa - Fix type mismatch warning
Commit df8fc4e934c1 ("kbuild: Enable -fstrict-flex-arrays=3") uncovered a type mismatch in cesa 3des support that leads to a memcpy beyond the end of a structure: In function 'fortify_memcpy_chk', inlined from 'mv_cesa_des3_ede_setkey' at drivers/crypto/marvell/cesa/cipher.c:307:2: include/linux/fortify-string.h:583:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning] 583 | __write_overflow_field(p_size_field, size); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ This is probably harmless as the actual data that is copied has the correct type, but clearly worth fixing nonetheless. Fixes: 4ada48397823 ("crypto: marvell/cesa - add Triple-DES support") Cc: Kees Cook <keescook@chromium.org> Cc: Gustavo A. R. Silva" <gustavoars@kernel.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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