Consistently use 'cg' for channel group variables.

[libsigrok.git] / hardware / mic-985xx / protocol.c

diff --git a/hardware/mic-985xx/protocol.c b/hardware/mic-985xx/protocol.c
index 828a91cc24084a7f02e17b63a0564cfcc2cd747e..15368065a6d3145c29754da7bbc0f0d74d83e442 100644 (file)
--- a/hardware/mic-985xx/protocol.c
+++ b/hardware/mic-985xx/protocol.c
@@ -108,6 +108,9 @@ static int handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi, int idx)
                return SR_ERR;
        }
 
+       /* Clear 'analog', otherwise it'll contain random garbage. */
+       memset(&analog, 0, sizeof(struct sr_datafeed_analog));
+
        /* Common values for both probes. */
        packet.type = SR_DF_ANALOG;
        packet.payload = &analog;
@@ -143,13 +146,15 @@ static int handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi, int idx)
 static void handle_new_data(struct sr_dev_inst *sdi, int idx)
 {
        struct dev_context *devc;
+       struct sr_serial_dev_inst *serial;
        int len, i, offset = 0;
 
        devc = sdi->priv;
+       serial = sdi->conn;
 
        /* Try to get as much data as the buffer can hold. */
        len = SERIAL_BUFSIZE - devc->buflen;
-       len = serial_read(devc->serial, devc->buf + devc->buflen, len);
+       len = serial_read(serial, devc->buf + devc->buflen, len);
        if (len < 1) {
                sr_err("Serial port read error: %d.", len);
                return;
@@ -179,6 +184,7 @@ static int receive_data(int fd, int revents, int idx, void *cb_data)
        struct dev_context *devc;
        int64_t t;
        static gboolean first_time = TRUE;
+       struct sr_serial_dev_inst *serial;
 
        (void)fd;
 
@@ -188,13 +194,15 @@ static int receive_data(int fd, int revents, int idx, void *cb_data)
        if (!(devc = sdi->priv))
                return TRUE;
 
+       serial = sdi->conn;
+
        if (revents == G_IO_IN) {
                /* New data arrived. */
                handle_new_data(sdi, idx);
        } else {
                /* Timeout. */
                if (first_time) {
-                       mic_cmd_set_realtime_mode(devc->serial);
+                       mic_cmd_set_realtime_mode(serial);
                        first_time = FALSE;
                }
        }