Return BadValue if major or minor differs on the second call.
Signed-off-by: Peter Hutterer
---
Xi/xiqueryversion.c |9 +
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/Xi/xiqueryversion.c b/Xi/xiqueryversion.c
index a940614..befa383 100644
--- a/Xi/xiqueryversion.c
+++ b/Xi/xiqueryversion.c
@@ -71,6 +71,15 @@ ProcXIQueryVersion(ClientPtr client)
pXIClient = dixLookupPrivate(&client->devPrivates, XIClientPrivateKey);
+if (pXIClient->major_version &&
+ (stuff->major_version != pXIClient->major_version ||
+stuff->minor_version != pXIClient->minor_version))
+{
+client->errorValue = stuff->major_version;
+return BadValue;
+}
+
+
if (version_compare(XIVersion.major_version, XIVersion.minor_version,
stuff->major_version, stuff->minor_version) > 0)
{
--
1.7.7.6
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