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check return value from TALER_amount_subtract()

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This commit is contained in:
Christian Grothoff 2016-01-18 22:56:12 +01:00
parent 1eea4abe07
commit 1f2dee5ae8
1 changed files with 8 additions and 3 deletions
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11
src/mint-lib/mint_api_deposit.c
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@ -434,6 +434,14 @@ TALER_MINT_deposit (struct TALER_MINT_Handle *mint,
TALER_LOG_WARNING ("Denomination key unknown to mint\n"); TALER_LOG_WARNING ("Denomination key unknown to mint\n");
return NULL; return NULL;
} }
if (GNUNET_SYSERR ==
TALER_amount_subtract (&amount_without_fee,
amount,
&dki->fee_deposit))
{
GNUNET_break (0);
return NULL;
}
if (GNUNET_OK != if (GNUNET_OK !=
verify_signatures (dki, verify_signatures (dki,
@ -492,9 +500,6 @@ TALER_MINT_deposit (struct TALER_MINT_Handle *mint,
dh->depconf.transaction_id = GNUNET_htonll (transaction_id); dh->depconf.transaction_id = GNUNET_htonll (transaction_id);
dh->depconf.timestamp = GNUNET_TIME_absolute_hton (timestamp); dh->depconf.timestamp = GNUNET_TIME_absolute_hton (timestamp);
dh->depconf.refund_deadline = GNUNET_TIME_absolute_hton (refund_deadline); dh->depconf.refund_deadline = GNUNET_TIME_absolute_hton (refund_deadline);
TALER_amount_subtract (&amount_without_fee,
amount,
&dki->fee_deposit);
TALER_amount_hton (&dh->depconf.amount_without_fee, TALER_amount_hton (&dh->depconf.amount_without_fee,
&amount_without_fee); &amount_without_fee);
dh->depconf.coin_pub = *coin_pub; dh->depconf.coin_pub = *coin_pub;