From b74fea90bd5429ab527016eb89d98b4c6a246e68 Mon Sep 17 00:00:00 2001
From: Michael Gernoth <michael@gernoth.net>
Date: Sun, 6 Jun 2010 15:21:17 +0200
Subject: [PATCH 1/1] move usb_close to usbtmc, fix memory leak

---
 commands.c | 1 -
 commands.h | 1 +
 rigol.c    | 4 +---
 usbtmc.c   | 9 ++++++++-
 usbtmc.h   | 1 +
 5 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/commands.c b/commands.c
index 4986902..75e76d0 100644
--- a/commands.c
+++ b/commands.c
@@ -224,4 +224,3 @@ void do_display_screen(struct usb_dev_handle *sc)
 			break;
 	}
 }
-
diff --git a/commands.h b/commands.h
index 67afc00..9d20fe8 100644
--- a/commands.h
+++ b/commands.h
@@ -1,3 +1,4 @@
 void do_plot (struct usb_dev_handle *sc);
 void do_get_buf (struct usb_dev_handle *sc);
 void do_get_screen(struct usb_dev_handle *sc);
+void do_display_screen(struct usb_dev_handle *sc);
diff --git a/rigol.c b/rigol.c
index 93b8566..6ae9d73 100644
--- a/rigol.c
+++ b/rigol.c
@@ -165,8 +165,6 @@ int main(int argc, char **argv)
 	//Disable keylock, so the user doesn't have to press the 'force'-button
 	l=usbtmc_sendscpi(sc, ":KEY:LOCK DISABLE",NULL,0); 
 
-	//Free up and exit
-	usb_release_interface(sc,0);
-	usb_close(sc);
+	usbtmc_close(sc);
 	return 0;
 }
diff --git a/usbtmc.c b/usbtmc.c
index 483014f..d652494 100644
--- a/usbtmc.c
+++ b/usbtmc.c
@@ -129,8 +129,15 @@ usb_dev_handle* usbtmc_initscope(void) {
 		fprintf (stderr, "Do you have permission on the USB device?\n");
 		exit (1);
 	}
-	if (chars2int(buff)!=0x40004dc) {
+	if (chars2int(buff)!=0x40005dc) {
 		fprintf(stderr,"Init: buff[%i]=%x\n",r,chars2int(buff));
 	}
 	return dev;
 }
+
+void usbtmc_close(usb_dev_handle *sc)
+{
+	//Free up and exit
+	usb_release_interface(sc,0);
+	usb_close(sc);
+}
diff --git a/usbtmc.h b/usbtmc.h
index 358cad3..175511e 100644
--- a/usbtmc.h
+++ b/usbtmc.h
@@ -1,2 +1,3 @@
 int usbtmc_sendscpi(usb_dev_handle *dev, char* cmd, unsigned char *resp, int resplen);
 usb_dev_handle* usbtmc_initscope(void);
+void usbtmc_close(usb_dev_handle *sc);
-- 
2.39.5