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FIX: two coverty scan bugs.

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This commit is contained in:
Chris 2018-08-18 15:22:59 +02:00
parent c48d1640c7
commit 854bfc8595
1 changed files with 9 additions and 10 deletions
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19
common/i2c.c
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@ -442,7 +442,7 @@ int16_t I2C_BufferRead(uint8_t *data, uint8_t len, uint8_t device_cmd, uint8_t d
I2C_Stop();
// return bytecount - first byte (which is length byte)
return (readcount) ? --readcount : 0;
return --readcount;
}
int16_t I2C_ReadFW(uint8_t *data, uint8_t len, uint8_t msb, uint8_t lsb, uint8_t device_address) {
@ -595,11 +595,12 @@ bool sc_rx_bytes(uint8_t* dest, uint8_t *destlen) {
bool GetATR(smart_card_atr_t *card_ptr) {
// clear
if ( card_ptr ) {
card_ptr->atr_len = 0;
memset(card_ptr->atr, 0, sizeof(card_ptr->atr));
}
if ( !card_ptr )
return false;
card_ptr->atr_len = 0;
memset(card_ptr->atr, 0, sizeof(card_ptr->atr));
// Send ATR
// start [C0 01] stop start C1 len aa bb cc stop]
@ -639,10 +640,8 @@ bool GetATR(smart_card_atr_t *card_ptr) {
}
}
if ( card_ptr ) {
card_ptr->atr_len = len;
LogTrace(card_ptr->atr, card_ptr->atr_len, 0, 0, NULL, false);
}
card_ptr->atr_len = len;
LogTrace(card_ptr->atr, card_ptr->atr_len, 0, 0, NULL, false);
return true;
}