signedness: module_param_array nump argument

... should be unsigned int

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c
index 8b132c4..7d27c9c 100644
--- a/drivers/usb/atm/speedtch.c
+++ b/drivers/usb/atm/speedtch.c
@@ -88,7 +88,7 @@
 static unsigned int BMaxDSL = DEFAULT_B_MAX_DSL;
 static unsigned char ModemMode = DEFAULT_MODEM_MODE;
 static unsigned char ModemOption[MODEM_OPTION_LENGTH];
-static int num_ModemOption;
+static unsigned int num_ModemOption;
 
 module_param(altsetting, uint, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(altsetting,