tests/tinycrypt: Fix dead code issue (2nd)
This commit fixes the dead code issue reported by Coverity. Coverity-CID: 151977 Change-Id: Iaa31c032456f48e1af1d1c9d722f051ac5519ccf Signed-off-by: Flavio Santes <flavio.santes@intel.com>
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1 changed files with 6 additions and 5 deletions
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@ -334,6 +334,8 @@ int verify_vectors(TCSha256State_t hash, char **msg_vec, char **qx_vec,
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int rc = TC_FAIL;
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for (int i = 0; i < tests; i++) {
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int hash_dwords;
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str_to_scalar(pub.x, NUM_ECC_DIGITS, qx_vec[i]);
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str_to_scalar(pub.y, NUM_ECC_DIGITS, qy_vec[i]);
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str_to_scalar(r, NUM_ECC_DIGITS, r_vec[i]);
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@ -358,11 +360,10 @@ int verify_vectors(TCSha256State_t hash, char **msg_vec, char **qx_vec,
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/* if digest larger than ECC scalar, drop the end
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* if digest smaller than ECC scalar, zero-pad front
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*/
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int hash_dwords = TC_SHA256_DIGEST_SIZE / 4;
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if (hash_dwords > NUM_ECC_DIGITS) {
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hash_dwords = NUM_ECC_DIGITS;
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}
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/* Note: here it is assumed that:
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* NUM_ECC_DIGITS * 4 == TC_SHA256_DIGEST_SIZE
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*/
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hash_dwords = TC_SHA256_DIGEST_SIZE / 4;
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memset(dig32, 0, NUM_ECC_BYTES - 4 * hash_dwords);
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ecc_bytes2native(dig32 + (NUM_ECC_DIGITS - hash_dwords),
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