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Fix OpenUidBackdoor received data size.

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Exact size definition for the "received" variable in OpenUidBackdoor function.
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Halil Kemal TASKIN 2021-02-17 18:30:05 +03:00 committed by GitHub
parent ce05181537
commit 0a568b45ba
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1 changed files with 1 additions and 1 deletions
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src/MFRC522.cpp
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@ -1717,7 +1717,7 @@ bool MFRC522::MIFARE_OpenUidBackdoor(bool logErrors) {
byte validBits = 7; /* Our command is only 7 bits. After receiving card response,
this will contain amount of valid response bits. */
byte response[32]; // Card's response is written here
byte received;
byte received = sizeof(response);
MFRC522::StatusCode status = PCD_TransceiveData(&cmd, (byte)1, response, &received, &validBits, (byte)0, false); // 40
if(status != STATUS_OK) {
if(logErrors) {