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Fix nfc_target_is_present() when removing a ISO14443-4A target from a PN532-based device

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Romuald Conty 2014-01-30 11:10:18 +01:00
parent d893e4398c
commit 5fe3fbdb5d
1 changed files with 2 additions and 0 deletions
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2
libnfc/chips/pn53x.c
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@ -1780,6 +1780,8 @@ pn53x_initiator_target_is_present(struct nfc_device *pnd, const nfc_target *pnt)
log_put(LOG_GROUP, LOG_CATEGORY, NFC_LOG_PRIORITY_DEBUG, "%s", "target_is_present(): Ping -4A");
if ((CHIP_DATA(pnd)->type == PN532) || (CHIP_DATA(pnd)->type == PN533)) {
ret = pn53x_Diagnose06(pnd);
// When pn53x_Diagnose06() fails with a timeout (0x01) chip error, it means the target is not reacheable anymore
if ((ret == NFC_ERFTRANS) && (CHIP_DATA(pnd)->last_status_byte == 0x01)) ret = NFC_ETGRELEASED;
} else {
ret = NFC_EDEVNOTSUPP;
}