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net_sched: fix unused variables in __gnet_stats_copy_basic_cpu() 

Probably not a big deal, but we'd better just use the
one we get in retry loop.

Fixes: commit 22e0f8b932 ("net: sched: make bstats per cpu and estimator RCU safe")
Reported-by: Joe Perches <joe@perches.com>
Cc: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
WANG Cong 2014-10-06 17:01:33 -07:00 committed by David S. Miller
parent 7c5df8fa19
commit 02c0fc1b8f
1 changed files with 4 additions and 4 deletions
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8
net/core/gen_stats.c
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@ -106,8 +106,8 @@ __gnet_stats_copy_basic_cpu(struct gnet_stats_basic_packed *bstats,
for_each_possible_cpu(i) {
struct gnet_stats_basic_cpu *bcpu = per_cpu_ptr(cpu, i);
unsigned int start;
__u64 bytes;
__u32 packets;
u64 bytes;
u32 packets;
do {
start = u64_stats_fetch_begin_irq(&bcpu->syncp);
@ -115,8 +115,8 @@ __gnet_stats_copy_basic_cpu(struct gnet_stats_basic_packed *bstats,
packets = bcpu->bstats.packets;
} while (u64_stats_fetch_retry_irq(&bcpu->syncp, start));
bstats->bytes += bcpu->bstats.bytes;
bstats->packets += bcpu->bstats.packets;
bstats->bytes += bytes;
bstats->packets += packets;
}
}