[Xen-devel] [PATCH 12/16] xen/evtchn: support more than 4096 ports

[David Vrabel <david.vrabel@xxxxxxxxxx>]

From: David Vrabel <david.vrabel@xxxxxxxxxx>

Remove the check during unbind for NR_EVENT_CHANNELS as this limits
support to less than 4096 ports.

Signed-off-by: David Vrabel <david.vrabel@xxxxxxxxxx>
---
 drivers/xen/evtchn.c |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)

diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c
index 8b3a69a..1b0fc44 100644
--- a/drivers/xen/evtchn.c
+++ b/drivers/xen/evtchn.c
@@ -416,10 +416,6 @@ static long evtchn_ioctl(struct file *file,
                if (copy_from_user(&unbind, uarg, sizeof(unbind)))
                        break;
 
-               rc = -EINVAL;
-               if (unbind.port >= NR_EVENT_CHANNELS)
-                       break;
-
                rc = -ENOTCONN;
                evtchn = find_evtchn(u, unbind.port);
                if (!evtchn)
-- 
1.7.2.5


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