patch-2.4.0-test4 linux/drivers/usb/mdc800.c

• Lines: 24
• Date: Wed Jul 12 21:58:43 2000
• Orig file: v2.4.0-test3/linux/drivers/usb/mdc800.c
• Orig date: Fri Jun 23 21:55:10 2000

diff -u --recursive --new-file v2.4.0-test3/linux/drivers/usb/mdc800.c linux/drivers/usb/mdc800.c
@@ -76,6 +76,7 @@
 #include <linux/init.h>
 #include <linux/malloc.h>
 #include <linux/module.h>
+#include <linux/smp_lock.h>
 
 #include <linux/usb.h>
 
@@ -582,6 +583,7 @@
 	int retval=0;
 	dbg ("Mustek MDC800 device closed.");
 
+	lock_kernel();
 	if (mdc800->open && (mdc800->state != NOT_CONNECTED))
 	{
 		mdc800->open=0;
@@ -593,6 +595,7 @@
 	{
 		retval=-EIO;
 	}
+	unlock_kernel();
 
 	return retval;
 }