srcu: Remove dead code in srcu_gp_end()

Of course, compilers will optimize out a dead code. Anyway, remove
any dead code for better readibility.

Signed-off-by: Byungchul Park <byungchul.park@lge.com>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c
index d582a2352cdb..f962f4428c39 100644
--- a/kernel/rcu/srcutree.c
+++ b/kernel/rcu/srcutree.c
@@ -532,7 +532,6 @@ static void srcu_gp_end(struct srcu_struct *sp)
         unsigned long flags;
         unsigned long gpseq;
         int idx;
-        int idxnext;
         unsigned long mask;
         struct srcu_data *sdp;
         struct srcu_node *snp;
@@ -556,7 +555,6 @@ static void srcu_gp_end(struct srcu_struct *sp)
 
         /* Initiate callback invocation as needed. */
         idx = rcu_seq_ctr(gpseq) % ARRAY_SIZE(snp->srcu_have_cbs);
-        idxnext = (idx + 1) % ARRAY_SIZE(snp->srcu_have_cbs);
         rcu_for_each_node_breadth_first(sp, snp) {
                 spin_lock_irq_rcu_node(snp);
                 cbs = false;