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perf bench: Fix segfault at the end of an 'all' execution

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At the end of

  $ perf bench all

the program segfaults because it attempts to dereference a NULL
pointer. Fix this fault.

Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/1395964219-22173-4-git-send-email-artagnon@gmail.com
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
This commit is contained in:
Ramkumar Ramachandra 2014-03-27 19:50:19 -04:00 committed by Jiri Olsa
parent 95a2b3c0a9
commit 5673872d4a
1 changed files with 1 additions and 1 deletions
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2
tools/perf/builtin-bench.c
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@ -86,7 +86,7 @@ static struct collection collections[] = {
/* Iterate over all benchmarks within a collection: */
#define for_each_bench(coll, bench) \
for (bench = coll->benchmarks; bench->name; bench++)
for (bench = coll->benchmarks; bench && bench->name; bench++)
static void dump_benchmarks(struct collection *coll)
{