Add sr_dev_acquisition_start(), factor out SR_ERR_DEV_CLOSED check.

[libsigrok.git] / src / hardware / hameg-hmo / api.c

diff --git a/src/hardware/hameg-hmo/api.c b/src/hardware/hameg-hmo/api.c
index f8fc644cbb2c99b4667451a9998a87a1b85c3059..7b5a71db1c42e3fa5075f2b730b5f4d4a3bb9bb8 100644 (file)
--- a/src/hardware/hameg-hmo/api.c
+++ b/src/hardware/hameg-hmo/api.c
@@ -98,10 +98,8 @@ static struct sr_dev_inst *hmo_probe_serial_device(struct sr_scpi_dev_inst *scpi
        return sdi;
 
 fail:
-       if (hw_info)
-               sr_scpi_hw_info_free(hw_info);
-       if (sdi)
-               sr_dev_inst_free(sdi);
+       sr_scpi_hw_info_free(hw_info);
+       sr_dev_inst_free(sdi);
        g_free(devc);
 
        return NULL;
@@ -729,9 +727,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
        struct sr_scpi_dev_inst *scpi;
        int ret;
 
-       if (sdi->status != SR_ST_ACTIVE)
-               return SR_ERR_DEV_CLOSED;
-
        scpi = sdi->conn;
        devc = sdi->priv;
 
@@ -813,9 +808,6 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi)
 
        std_session_send_df_end(sdi);
 
-       if (sdi->status != SR_ST_ACTIVE)
-               return SR_ERR_DEV_CLOSED;
-
        devc = sdi->priv;
 
        devc->num_frames = 0;