Commit-ID: a1d44b9acdf7b2820ef762846150b4d13b84e075 Gitweb: http://git.kernel.org/tip/a1d44b9acdf7b2820ef762846150b4d13b84e075 Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> AuthorDate: Wed, 23 May 2012 21:47:51 -0300 Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> CommitDate: Wed, 23 May 2012 21:47:51 -0300 perf evlist: Explicititely initialize input_name It was a global variable, so it was initialized, implicitely, to zero by being placed in the bss. Now it is just a local variable that is then passed to the __cmd_evlist routine, so it must be explicitely set to NULL. The problem manifested on a Fedora 17 system, using: gcc version 4.7.0 20120507 (Red Hat 4.7.0-5) (GCC) But not on several other systems, by luck. Reported-by: Ingo Molnar <mingo@xxxxxxxxxx> Cc: David Ahern <dsahern@xxxxxxxxx> Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx> Cc: Mike Galbraith <efault@xxxxxx> Cc: Namhyung Kim <namhyung@xxxxxxxxx> Cc: Paul Mackerras <paulus@xxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Stephane Eranian <eranian@xxxxxxxxxx> Link: http://lkml.kernel.org/n/tip-5e8wolcjs3rgd5i6yi995gfh@xxxxxxxxxxxxxx Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> --- tools/perf/builtin-evlist.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/tools/perf/builtin-evlist.c b/tools/perf/builtin-evlist.c index e52d77e..acd78dc 100644 --- a/tools/perf/builtin-evlist.c +++ b/tools/perf/builtin-evlist.c @@ -116,7 +116,7 @@ static const char * const evlist_usage[] = { int cmd_evlist(int argc, const char **argv, const char *prefix __used) { struct perf_attr_details details = { .verbose = false, }; - const char *input_name; + const char *input_name = NULL; const struct option options[] = { OPT_STRING('i', "input", &input_name, "file", "Input file name"), -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html