Fix error when building with Werror flag

Author: giangnh13579

src/rc522_picc.c

@@ -289,22 +289,22 @@ esp_err_t rc522_picc_select(const rc522_handle_t rc522, rc522_picc_uid_t *out_ui
     RC522_CHECK(rc522 == NULL);
     RC522_CHECK(skip_anticoll && (out_uid == NULL || out_uid->length < RC522_PICC_UID_SIZE_MIN));
 
-    bool uid_complete;
-    bool select_done;
-    bool use_cascade_tag;
-    uint8_t cascade_level = 1;
+    bool      uid_complete;
+    bool      select_done;
+    bool      use_cascade_tag;
+    uint8_t   cascade_level         = 1;
     esp_err_t ret;
-    uint8_t count;
-    uint8_t check_bit;
-    uint8_t index;
-    uint8_t uid_index;               // The first index in uid->uidByte[] that is used in the current Cascade Level.
-    int8_t current_level_known_bits; // The number of known UID bits in the current Cascade Level.
-    uint8_t buffer[9];               // The SELECT/ANTICOLLISION commands uses a 7 byte standard frame + 2 bytes CRC_A
-    uint8_t buffer_used;  // The number of bytes used in the buffer, ie the number of bytes to transfer to the FIFO.
-    uint8_t rx_align;     // Used in BitFramingReg. Defines the bit position for the first bit received.
-    uint8_t tx_last_bits; // Used in BitFramingReg. The number of valid bits in the last transmitted byte.
-    uint8_t *response_buffer;
-    uint8_t response_length;
+    uint8_t   count;
+    uint8_t   check_bit;
+    uint8_t   index;
+    uint8_t   uid_index;            // First index in uid->uidByte[] used in the current Cascade Level
+    int8_t    current_level_known_bits; // Number of known UID bits in the current Cascade Level
+    uint8_t   buffer[9];            // SELECT/ANTICOLLISION commands use a 7-byte frame + 2 bytes CRC_A
+    uint8_t   buffer_used;          // Number of bytes used in buffer, i.e., bytes to transfer to FIFO
+    uint8_t   rx_align;             // Used in BitFramingReg. Defines bit position for first bit received
+    uint8_t   tx_last_bits          = 0; // Used in BitFramingReg. Valid bits in last transmitted byte
+    uint8_t  *response_buffer;
+    uint8_t   response_length;
 
     rc522_picc_uid_t uid;