X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fhantek-dso%2Fprotocol.c;h=644ac0d24dc913a636be63943f24db67072ee26e;hb=bbcffe51d29343f7648e1e2f3b925dd571984bd3;hp=bf91de451483f19fce735d942d532bdab4b03f2c;hpb=caeb8d7a9d2d5a2497692a23caf066f33f7a34c3;p=libsigrok.git

diff --git a/src/hardware/hantek-dso/protocol.c b/src/hardware/hantek-dso/protocol.c
index bf91de45..644ac0d2 100644
--- a/src/hardware/hantek-dso/protocol.c
+++ b/src/hardware/hantek-dso/protocol.c
@@ -27,8 +27,6 @@
 #include "libsigrok-internal.h"
 #include "protocol.h"
 
-#define NUM_CHANNELS 2
-
 static int send_begin(const struct sr_dev_inst *sdi)
 {
 	struct sr_usb_dev_inst *usb;
@@ -119,10 +117,6 @@ SR_PRIV int dso_open(struct sr_dev_inst *sdi)
 	devc = sdi->priv;
 	usb = sdi->conn;
 
-	if (sdi->status == SR_ST_ACTIVE)
-		/* already in use */
-		return SR_ERR;
-
 	libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist);
 	for (i = 0; devlist[i]; i++) {
 		libusb_get_device_descriptor(devlist[i], &des);