Messages in this thread Patch in this message | | | From | David Ahern <> | Subject | [PATCH 2/6] perf evlist: fix use of uninitialized variable | Date | Tue, 2 Jul 2013 13:27:21 -0600 |
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Fixes valgrind complaint: ==1870== Syscall param write(buf) points to uninitialised byte(s) ==1870== at 0x4E3F5B0: __write_nocancel (in /lib64/libpthread-2.14.90.so) ==1870== by 0x449D7C: perf_evlist__start_workload (evlist.c:846) ==1870== by 0x427BC1: cmd_record (builtin-record.c:561) ==1870== by 0x419D72: run_builtin (perf.c:319) ==1870== by 0x4195F2: main (perf.c:376) ==1870== Address 0x7feffcdd7 is on thread 1's stack
Signed-off-by: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> --- tools/perf/util/evlist.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 4a901be..d8f34e0 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -838,7 +838,7 @@ out_close_ready_pipe: int perf_evlist__start_workload(struct perf_evlist *evlist) { if (evlist->workload.cork_fd > 0) { - char bf; + char bf = 0; int ret; /* * Remove the cork, let it rip! -- 1.7.10.1
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