Constify a few arrays and variables.

[libsigrok.git] / src / hardware / serial-dmm / api.c

diff --git a/src/hardware/serial-dmm/api.c b/src/hardware/serial-dmm/api.c
index fb446de4c4fac86d82b67bb0e70b572a6ea93c4e..ecaba493788e042e16dd8ce5571d46cc79733fd9 100644 (file)
--- a/src/hardware/serial-dmm/api.c
+++ b/src/hardware/serial-dmm/api.c
@@ -53,7 +53,7 @@ static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
 
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
-       struct dmm_info *dmm = (struct dmm_info *) di;
+       struct dmm_info *dmm;
        struct sr_config *src;
        GSList *l, *devices;
        const char *conn, *serialcomm;
@@ -65,6 +65,8 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
        size_t len;
        uint8_t buf[128];
 
+       dmm = (struct dmm_info *)di;
+
        conn = serialcomm = NULL;
        for (l = options; l; l = l->next) {
                src = l->data;
@@ -278,7 +280,7 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
                REQUEST, VALID, PARSE, DETAILS, sizeof(struct CHIPSET##_info) \
        }
 
-SR_PRIV struct dmm_info *serial_dmm_drivers[] = {
+SR_PRIV const struct dmm_info *serial_dmm_drivers[] = {
        DMM(
                "bbcgm-2010", metex14,
                "BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,