[tip:perf/urgent] perf tools: Fixup off-by-one comparision in maps__find

From: tip-bot for Namhyung Kim
Date: Wed Oct 15 2014 - 06:06:57 EST

Commit-ID: 4955ea225db42144d1667838f908315a16d51c5b
Gitweb: http://git.kernel.org/tip/4955ea225db42144d1667838f908315a16d51c5b
Author: Namhyung Kim <namhyung@xxxxxxxxxx>
AuthorDate: Tue, 14 Oct 2014 16:05:38 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 14 Oct 2014 17:50:56 -0300

perf tools: Fixup off-by-one comparision in maps__find

map->end is the first addr _outside_ the a map, following the convention
of vm_area_struct->vm_end.

Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
Acked-by: Stephane Eranian <eranian@xxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/8761fwh1nc.fsf@xxxxxxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
tools/perf/util/map.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 186418b..2137c45 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -752,7 +752,7 @@ struct map *maps__find(struct rb_root *maps, u64 ip)
m = rb_entry(parent, struct map, rb_node);
if (ip < m->start)
p = &(*p)->rb_left;
- else if (ip > m->end)
+ else if (ip >= m->end)
p = &(*p)->rb_right;
return m;
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