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Error checking

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This commit is contained in:
Frank Denis
2015-01-13 16:26:58 +01:00
parent 8ba7fbd062
commit ab4171e37f
1 changed files with 3 additions and 1 deletions
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src/libsodium/crypto_sign/ed25519/ref10/keypair.c
+3 -1
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@@ -46,7 +46,9 @@ int crypto_sign_ed25519_pk_to_curve25519(unsigned char *curve25519_pk,
fe x;
fe one_minus_y;
ge_frombytes_negate_vartime(&A, ed25519_pk);
if (ge_frombytes_negate_vartime(&A, ed25519_pk) != 0) {
return -1;
}
fe_1(one_minus_y);
fe_sub(one_minus_y, one_minus_y, A.Y);
fe_invert(one_minus_y, one_minus_y);