X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fhantek-dso%2Fdso.c;h=06037e29278e775ad5d13e4e8ec0811709d6d25d;hb=e32862ebccac5ae063abc68d9ce13a66ad46bb97;hp=195201fe7302f3e05185cb42d5b583b8d1f25aca;hpb=41812aca436805b0614f2a8f31cf2f8ce494aea0;p=libsigrok.git

diff --git a/src/hardware/hantek-dso/dso.c b/src/hardware/hantek-dso/dso.c
index 195201fe..06037e29 100644
--- a/src/hardware/hantek-dso/dso.c
+++ b/src/hardware/hantek-dso/dso.c
@@ -19,17 +19,16 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <config.h>
 #include <string.h>
 #include <glib.h>
 #include <libusb.h>
-#include "libsigrok.h"
+#include <libsigrok/libsigrok.h>
 #include "libsigrok-internal.h"
 #include "dso.h"
 
 #define NUM_CHANNELS 2
 
-extern struct sr_dev_driver hantek_dso_driver_info;
-
 static int send_begin(const struct sr_dev_inst *sdi)
 {
 	struct sr_usb_dev_inst *usb;
@@ -75,8 +74,7 @@ static int dso_getmps(libusb_device *dev)
 	const struct libusb_interface_descriptor *intf_dsc;
 	int mps;
 
-	if (libusb_get_device_descriptor(dev, &des) != 0)
-		return 0;
+	libusb_get_device_descriptor(dev, &des);
 
 	if (des.bNumConfigurations != 1)
 		return 0;
@@ -111,7 +109,7 @@ err:
 SR_PRIV int dso_open(struct sr_dev_inst *sdi)
 {
 	struct dev_context *devc;
-	struct drv_context *drvc = hantek_dso_driver_info.context;
+	struct drv_context *drvc = sdi->driver->context;
 	struct sr_usb_dev_inst *usb;
 	struct libusb_device_descriptor des;
 	libusb_device **devlist;
@@ -127,11 +125,7 @@ SR_PRIV int dso_open(struct sr_dev_inst *sdi)
 
 	libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist);
 	for (i = 0; devlist[i]; i++) {
-		if ((err = libusb_get_device_descriptor(devlist[i], &des))) {
-			sr_err("Failed to get device descriptor: %s.",
-			       libusb_error_name(err));
-			continue;
-		}
+		libusb_get_device_descriptor(devlist[i], &des);
 
 		if (des.idVendor != devc->profile->fw_vid
 		    || des.idProduct != devc->profile->fw_pid)