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Subject[PATCH] mei: trace: Remove unused TRACE_SYSTEM_STRING define
TRACE_SYSTEM_STRING is defined in mei-trace.h but is unused. Worse yet,
the ftrace tracing infrastructure is using it now and this causes
warnings about redefined macros.

Remove the define of TRACE_SYSTEM_STRING from mei-trace.h

Link: http://lkml.kernel.org/r/20150413193720.56083fbf@canb.auug.org.au

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
diff --git a/drivers/misc/mei/mei-trace.h b/drivers/misc/mei/mei-trace.h
index 5f4e1a17360b..c9e24d2b698a 100644
--- a/drivers/misc/mei/mei-trace.h
+++ b/drivers/misc/mei/mei-trace.h
@@ -26,7 +26,6 @@
#undef TRACE_SYSTEM

#define TRACE_SYSTEM mei
-#define TRACE_SYSTEM_STRING __stringify(TRACE_SYSTEM)

TRACE_EVENT(mei_reg_read,
TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),

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