Serial number is stored as wcmLastToolSerial in common. No need to
explicitly introduce it to usbChooseChannel as an input.

Signed-off-by: Ping Cheng <[email protected]>
---
 src/wcmUSB.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/wcmUSB.c b/src/wcmUSB.c
index 169ad26..052b777 100644
--- a/src/wcmUSB.c
+++ b/src/wcmUSB.c
@@ -53,7 +53,7 @@ static int usbDetectConfig(LocalDevicePtr local);
 static void usbParseEvent(LocalDevicePtr local,
        const struct input_event* event);
 static void usbParseChannel(LocalDevicePtr local, int channel);
-static int usbChooseChannel(WacomCommonPtr common, int serial);
+static int usbChooseChannel(WacomCommonPtr common);
 
        WacomDeviceClass gWacomUSBDevice =
        {
@@ -718,10 +718,11 @@ static int usbParse(LocalDevicePtr local, const unsigned 
char* data, int len)
        return common->wcmPktLength;
 }
 
-static int usbChooseChannel(WacomCommonPtr common, int serial)
+static int usbChooseChannel(WacomCommonPtr common)
 {
        /* figure out the channel to use based on serial number */
        int i, channel = -1;
+       int serial = common->wcmLastToolSerial;
 
        if (common->wcmProtocolLevel == 4)
        {
@@ -877,7 +878,7 @@ static void usbParseEvent(LocalDevicePtr local,
                goto skipEvent;
        }
 
-       channel = usbChooseChannel(common, common->wcmLastToolSerial);
+       channel = usbChooseChannel(common);
 
        /* couldn't decide channel? invalid data */
        if (channel == -1) goto skipEvent;
-- 
1.7.1.1


------------------------------------------------------------------------------
The Palm PDK Hot Apps Program offers developers who use the
Plug-In Development Kit to bring their C/C++ apps to Palm for a share 
of $1 Million in cash or HP Products. Visit us here for more details:
http://ad.doubleclick.net/clk;226879339;13503038;l?
http://clk.atdmt.com/CRS/go/247765532/direct/01/
_______________________________________________
Linuxwacom-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/linuxwacom-devel

Reply via email to