X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fhardware%2Fagilent-dmm%2Fsched.c;h=46f4ade210d00f440a4227cf7e0e9753c9247da6;hb=95779b43b882bff8ce36828f812482d69c0cfa0a;hp=2329c076cb176b6c4fb02640d96ad1aff5336d94;hpb=e0b781a45b5c6d13d3947c50571ddf22ee455e30;p=libsigrok.git

diff --git a/src/hardware/agilent-dmm/sched.c b/src/hardware/agilent-dmm/sched.c
index 2329c076..46f4ade2 100644
--- a/src/hardware/agilent-dmm/sched.c
+++ b/src/hardware/agilent-dmm/sched.c
@@ -137,11 +137,11 @@ static int agdmm_send(const struct sr_dev_inst *sdi, const char *cmd)
 	sr_spew("Sending '%s'.", cmd);
 	strncpy(buf, cmd, 28);
 	if (!strncmp(buf, "*IDN?", 5))
-		strncat(buf, "\r\n", 32);
+		strcat(buf, "\r\n");
 	else
-		strncat(buf, "\n\r\n", 32);
-	if (serial_write(serial, buf, strlen(buf)) == -1) {
-		sr_err("Failed to send: %s.", strerror(errno));
+		strcat(buf, "\n\r\n");
+	if (serial_write_blocking(serial, buf, strlen(buf), SERIAL_WRITE_TIMEOUT_MS) < (int)strlen(buf)) {
+		sr_err("Failed to send.");
 		return SR_ERR;
 	}