scpi: Rephrase buffer resize for free space during SCPI read, add comments

[libsigrok.git] / src / scpi / scpi_tcp.c

diff --git a/src/scpi/scpi_tcp.c b/src/scpi/scpi_tcp.c
index 62974680aa93bdc99b321c5daeff5196af842134..a4cb694239d303ca20a5242a13d25c63468b86ed 100644 (file)
--- a/src/scpi/scpi_tcp.c
+++ b/src/scpi/scpi_tcp.c
@@ -66,8 +66,8 @@ static int scpi_tcp_dev_inst_new(void *priv, struct drv_context *drvc,
        }
 
        tcp->address = g_strdup(params[1]);
-       tcp->port    = g_strdup(params[2]);
-       tcp->socket  = -1;
+       tcp->port = g_strdup(params[2]);
+       tcp->socket = -1;
 
        return SR_OK;
 }
@@ -135,12 +135,9 @@ static int scpi_tcp_send(void *priv, const char *command)
 {
        struct scpi_tcp *tcp = priv;
        int len, out;
-       char *terminated_command;
 
-       terminated_command = g_strdup_printf("%s\r\n", command);
-       len = strlen(terminated_command);
-       out = send(tcp->socket, terminated_command, len, 0);
-       g_free(terminated_command);
+       len = strlen(command);
+       out = send(tcp->socket, command, len, 0);
 
        if (out < 0) {
                sr_err("Send error: %s", g_strerror(errno));