[tip:tracing/core] tracing: Remove unnecessary variable in print_graph_return

[tip-bot for Wenji Huang <wenji.huang@oracle.com>]

Commit-ID:  c85f3a91f84d5a85f179c2504bb7a39370c82b41
Gitweb:     http://git.kernel.org/tip/c85f3a91f84d5a85f179c2504bb7a39370c82b41
Author:     Wenji Huang <wenji.huang@oracle.com>
AuthorDate: Wed, 24 Feb 2010 15:40:24 +0800
Committer:  Steven Rostedt <rostedt@goodmis.org>
CommitDate: Thu, 25 Feb 2010 10:41:24 -0500

tracing: Remove unnecessary variable in print_graph_return

The "cpu" variable is declared at the start of the function and
also within a branch, with the exact same initialization.

Remove the local variable of the same name in the branch.

Signed-off-by: Wenji Huang <wenji.huang@oracle.com>
LKML-Reference: <1266997226-6833-3-git-send-email-wenji.huang@oracle.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
 kernel/trace/trace_functions_graph.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index 616b135..112561d 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -855,7 +855,6 @@ print_graph_return(struct ftrace_graph_ret *trace, struct trace_seq *s,
 	int i;
 
 	if (data) {
-		int cpu = iter->cpu;
 		int *depth = &(per_cpu_ptr(data->cpu_data, cpu)->depth);
 
 		/*