drivers: Use serial_write_blocking() everywhere.

[libsigrok.git] / src / hardware / kern-scale / api.c

diff --git a/src/hardware/kern-scale/api.c b/src/hardware/kern-scale/api.c
index dea9c35291ccbf2b202ceb5fc46df9b675ebd74a..e369a44cf5e585722dbec8acf544b8a90b8119e8 100644 (file)
--- a/src/hardware/kern-scale/api.c
+++ b/src/hardware/kern-scale/api.c
@@ -82,7 +82,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
        serial_flush(serial);
 
        sr_spew("Set O1 mode (continuous values, stable and unstable ones).");
-       if (serial_write_nonblocking(serial, "O1\r\n", 4) != 4)
+       if (serial_write_blocking(serial, "O1\r\n", 4, 0) < 0)
                goto scan_cleanup;
        /* Device replies with "A00\r\n" (OK) or "E01\r\n" (Error). Ignore. */
 
@@ -140,7 +140,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
        serial = sdi->conn;
 
        sr_spew("Set O1 mode (continuous values, stable and unstable ones).");
-       if (serial_write_nonblocking(serial, "O1\r\n", 4) != 4)
+       if (serial_write_blocking(serial, "O1\r\n", 4, 0) < 0)
                return SR_ERR;
        /* Device replies with "A00\r\n" (OK) or "E01\r\n" (Error). Ignore. */