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Replace comparison with XOR

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Signed-off-by: Werner Lewis <werner.lewis@arm.com>
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Werner Lewis 2022-11-08 15:55:17 +00:00 committed by Tom Cosgrove
parent d391b8ce61
commit 1a277d9ad6
1 changed files with 1 additions and 1 deletions
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library/bignum_mod_raw.c
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@ -127,7 +127,7 @@ void mbedtls_mpi_mod_raw_add( mbedtls_mpi_uint *X,
mbedtls_mpi_uint carry, borrow; mbedtls_mpi_uint carry, borrow;
carry = mbedtls_mpi_core_add( X, A, B, N->limbs ); carry = mbedtls_mpi_core_add( X, A, B, N->limbs );
borrow = mbedtls_mpi_core_sub( X, X, N->p, N->limbs ); borrow = mbedtls_mpi_core_sub( X, X, N->p, N->limbs );
(void) mbedtls_mpi_core_add_if( X, N->p, N->limbs, ( carry < borrow ) ); (void) mbedtls_mpi_core_add_if( X, N->p, N->limbs, (unsigned char) ( carry ^ borrow ) );
} }
/* END MERGE SLOT 5 */ /* END MERGE SLOT 5 */