perf/urgent 'bench' fixes:

. Make 'perf bench mem' (i.e. no args) mean 'run all tests' so that we can run
   all tests, not stopping at the numa ones.  (Arnaldo Carvalho de Melo)
 
 . Fix NULL pointer dereference after last test in in "perf bench all" (Patrick Palka)
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1
 
 iQIcBAABAgAGBQJTIzp1AAoJENZQFvNTUqpAYo8P/0Wx6kEI6OhTWQYHYh7OTSjs
 StTwVr9v8q1IVoGsWQF0ehqVP1KErBPWAlwp6EzvKJt4XIDe8JfGWqoAo3fbSRUz
 j8I7fCqvZC12Befgq035EILCTuaR6OWTOPdwkGr28QSTA5Cfni8LeziizlVPQEt6
 52OR1A4vmOZ9ZLA0YXlbjQH70+HdGff86iDkBVQHL+koYjg1itAEY0p//qkLqSMk
 v8pjyzdq6mMdpemiqE2caUp/tVUuJhAHTQ8tyaVmETPzNE6uDsk/De9lqvPULAa+
 PYhrafFyFUdL5Ee9hJMpFoehYofg8mr5JKTh7SVX/S0EWKzo8Fry+A0BHaZgchlj
 0ibey6l85N6dBp9/Ye78In4Tc1BcqG4i9QouMHawFqdMdhA3WdkMLjl9LVu3PY1C
 qdFQkTyIC7LYqefSS+hx7WmXugxrrwXTLy6UTX/hzjufaUuu5br9+jr6qYiQsS6G
 Exa1tSetfig9+d3VUfAKF6HTxLa4htbNS50XKrEj+ixnhP19XJ8yjbtOiYxMJxkg
 OekJ7wv2cFImQp6vzMqG+8ge4olBLATHsM60L6UoIgdwWl2qy83ePx7Fuaif7tQX
 tqUtaIxLmqLi/pyl6rreKop4y2fQT/HK0OMab5oUcSqiNvJorb3ujpVISY9YsNY2
 /U0Vr9lvU13mH7hdU21x
 =9uCB
 -----END PGP SIGNATURE-----

Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Pull two 'perf bench' fixes from Arnaldo:

  * Make 'perf bench mem' (i.e. no args) mean 'run all tests' so that we can run
    all tests, not stopping at the numa ones.  (Arnaldo Carvalho de Melo)

  * Fix NULL pointer dereference after last test in in "perf bench all" (Patrick Palka)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

tools/perf/bench/numa.c

@@ -1593,6 +1593,7 @@ static void init_params(struct params *p, const char *name, int argc, const char
 	p->data_rand_walk		= true;
 	p->nr_loops			= -1;
 	p->init_random			= true;
+	p->run_all			= argc == 1;
 }
 
 static int run_bench_numa(const char *name, const char **argv)

tools/perf/builtin-bench.c

@@ -76,7 +76,7 @@ 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)
 {