Since only protocol 5 devices (Intuos, Cintiq) allow tool-specific
serial numbers, we limit hotplugging to devices supporting that
protocol.

For this to work, we need to move the call to wcmInitModel (which
several calls down sets common->wcmProtocolLevel) before the call
to wcmParseOptions. From what I can tell, the order of calls shouldn't
otherwise matter here.

Signed-off-by: Jason Gerecke <killert...@gmail.com>
---
 src/wcmConfig.c         |    4 ++--
 src/wcmValidateDevice.c |    6 ++++++
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/wcmConfig.c b/src/wcmConfig.c
index 5fa8271..1b4fc42 100644
--- a/src/wcmConfig.c
+++ b/src/wcmConfig.c
@@ -564,10 +564,10 @@ static int wcmPreInit(InputDriverPtr drv, InputInfoPtr 
pInfo, int flags)
        if (!wcmSetType(pInfo, type))
                goto SetupProc_fail;
 
-       if (!wcmParseOptions(pInfo, need_hotplug, is_dependent))
+       if (!wcmInitModel(pInfo))
                goto SetupProc_fail;
 
-       if (!wcmInitModel(pInfo))
+       if (!wcmParseOptions(pInfo, need_hotplug, is_dependent))
                goto SetupProc_fail;
 
        if (need_hotplug)
diff --git a/src/wcmValidateDevice.c b/src/wcmValidateDevice.c
index 8e4f4cd..0785c21 100644
--- a/src/wcmValidateDevice.c
+++ b/src/wcmValidateDevice.c
@@ -578,6 +578,12 @@ int wcmParseSerials (InputInfoPtr pInfo)
                return 0; /*Parse has been already done*/
        }
 
+       if (common->wcmProtocolLevel != WCM_PROTOCOL_5)
+       {
+               xf86Msg(X_WARNING, "ToolSerials option not valid on this 
device.\n");
+               return 0;
+       }
+
        s = xf86SetStrOption(pInfo->options, "ToolSerials", NULL);
        if (s) /*Dont parse again, if the commons have values already*/
        {
-- 
1.7.4.1


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