Messages in this thread Patch in this message | | | From | Jeremy Fitzhardinge <> | Subject | [PATCH 4/4] tracing: avoid warnings from zero-arg tracepoints | Date | Thu, 16 Apr 2009 23:35:39 -0700 |
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From: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Tracepoints with no arguments can issue two warnings: "field" defined by not used "ret" is uninitialized in this function
Mark field as being OK to leave unused, and initialize ret.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> --- include/trace/ftrace.h | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index 60c5323..39a3351 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -160,8 +160,8 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \ static int \ ftrace_format_##call(struct trace_seq *s) \ { \ - struct ftrace_raw_##call field; \ - int ret; \ + struct ftrace_raw_##call field __attribute__((unused)); \ + int ret = 0; \ \ tstruct; \ \ -- 1.6.0.6
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