[Xen-changelog] Remove unnecessary statement in evtchn_do_upcall.

[Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 803d5e9ae5f4179d42dbed394aa31b0c8629e75a
# Parent  e7977d6aa6baac49949b54b2396de4087299197d
Remove unnecessary statement in evtchn_do_upcall.

Signed-off-by: Xin Li <xin.b.li@xxxxxxxxx>

diff -r e7977d6aa6ba -r 803d5e9ae5f4 
linux-2.6-xen-sparse/arch/xen/kernel/evtchn.c
--- a/linux-2.6-xen-sparse/arch/xen/kernel/evtchn.c     Thu Dec 15 19:43:44 2005
+++ b/linux-2.6-xen-sparse/arch/xen/kernel/evtchn.c     Thu Dec 15 19:46:08 2005
@@ -163,11 +163,10 @@
        while (l1 != 0) {
                l1i = __ffs(l1);
                l1 &= ~(1UL << l1i);
-        
+
                while ((l2 = active_evtchns(cpu, s, l1i)) != 0) {
                        l2i = __ffs(l2);
-                       l2 &= ~(1UL << l2i);
-            
+
                        port = (l1i * BITS_PER_LONG) + l2i;
                        if ((irq = evtchn_to_irq[port]) != -1)
                                do_IRQ(irq, regs);

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