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    SubjectRe: [PATCH 4/5] ftrace: break out modify loop immediately on detection of error

    * Steven Rostedt <rostedt@goodmis.org> wrote:

    > --- a/kernel/trace/ftrace.c
    > +++ b/kernel/trace/ftrace.c
    > @@ -561,11 +561,15 @@ static void ftrace_replace_code(int enable)
    > if ((system_state == SYSTEM_BOOTING) ||
    > !core_kernel_text(rec->ip)) {
    > ftrace_free_rec(rec);
    > - } else
    > + } else {
    > ftrace_bug(failed, rec->ip);
    > + goto out;
    > + }
    > }
    > }
    > }
    > + out:
    > + return;

    wouldnt a simple 'break' suffice? Hm, nope,
    do_for_each_ftrace_rec() is a double loop.

    Then perhaps a 'return' would perhaps be cleaner in this case.
    (even though it does make the flow a bit assymetric - the out
    label and the empty return looks a bit ugly.)

    Ingo


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