center-3xx: Mark serial read call as nonblocking.

This call was already nonblocking because the driver opens the port with the
SERIAL_NONBLOCK flag. Partial reads are handled.

diff --git a/src/hardware/center-3xx/protocol.c b/src/hardware/center-3xx/protocol.c
index ef8b9dcd600c7f45858e399b6fbfb93aa678fc55..16b23bdac8642f70243f639a82c23b1c61856511 100644 (file)
--- a/src/hardware/center-3xx/protocol.c
+++ b/src/hardware/center-3xx/protocol.c
@@ -170,7 +170,7 @@ static gboolean handle_new_data(struct sr_dev_inst *sdi, int idx)
 
        /* Try to get as much data as the buffer can hold. */
        len = SERIAL_BUFSIZE - devc->buflen;
-       len = serial_read(serial, devc->buf + devc->buflen, len);
+       len = serial_read_nonblocking(serial, devc->buf + devc->buflen, len);
        if (len < 1) {
                sr_err("Serial port read error: %d.", len);
                return FALSE;