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

    /*

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