Commit-ID: 5673872d4afd2584e075cf2b1adb2cccec46a0f3
Gitweb: http://git.kernel.org/tip/5673872d4afd2584e075cf2b1adb2cccec46a0f3
Author: Ramkumar Ramachandra <artagnon@xxxxxxxxx>
AuthorDate: Thu, 27 Mar 2014 19:50:19 -0400
Committer: Jiri Olsa <jolsa@xxxxxxxxxx>
CommitDate: Mon, 14 Apr 2014 12:55:53 +0200
perf bench: Fix segfault at the end of an 'all' execution
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@xxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1395964219-22173-4-git-send-email-artagnon@xxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/perf/builtin-bench.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/builtin-bench.c b/tools/perf/builtin-bench.c
index f600b74..1e6e777 100644
--- a/tools/perf/builtin-bench.c
+++ b/tools/perf/builtin-bench.c
@@ -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)
{
--
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