Enforce open device before config_set()/dev_acquisition_start()

[libsigrok.git] / hardware / victor-dmm / api.c

diff --git a/hardware/victor-dmm/api.c b/hardware/victor-dmm/api.c
index 2222797d5d15d11403d5a4438d4bb0c043899974..c15239eddef18e4eb95ae8780edd14a54978d4f6 100644 (file)
--- a/hardware/victor-dmm/api.c
+++ b/hardware/victor-dmm/api.c
@@ -257,6 +257,9 @@ static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi)
        gint64 now;
        int ret;
 
+       if (sdi->status != SR_ST_ACTIVE)
+               return SR_ERR_DEV_CLOSED;
+
        if (!di->priv) {
                sr_err("Driver was not initialized.");
                return SR_ERR;
@@ -396,6 +399,9 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
        int ret, i;
        unsigned char *buf;
 
+       if (sdi->status != SR_ST_ACTIVE)
+               return SR_ERR_DEV_CLOSED;
+
        if (!di->priv) {
                sr_err("Driver was not initialized.");
                return SR_ERR;