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| author | Frederic Weisbecker <fweisbec@gmail.com> | 2009-04-22 00:41:09 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-22 12:30:49 +0200 |
| commit | 6a74aa40907757ec98d8710ff66cd4cfe064e7d8 (patch) | |
| tree | 804f0043f9aa684dd00d4a0ef4f950c2da4d6550 /include/trace/ftrace.h | |
| parent | 7e7ca9a22dbbc5c91763cd16923c7509918709b6 (diff) | |
| download | lwn-6a74aa40907757ec98d8710ff66cd4cfe064e7d8.tar.gz lwn-6a74aa40907757ec98d8710ff66cd4cfe064e7d8.zip | |
tracing/events: protect __get_str()
The __get_str() macro is used in a code part then its content should be
protected with parenthesis.
[ Impact: make macro definition more robust ]
Reported-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'include/trace/ftrace.h')
| -rw-r--r-- | include/trace/ftrace.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index 5a7d18c43634..a77f71a46dbe 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -123,7 +123,7 @@ #define TP_printk(fmt, args...) fmt "\n", args #undef __get_str -#define __get_str(field) (char *)__entry + __entry->__str_loc_##field +#define __get_str(field) ((char *)__entry + __entry->__str_loc_##field) #undef TRACE_EVENT #define TRACE_EVENT(call, proto, args, tstruct, assign, print) \ |