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Subject[tip:perf/urgent] perf probe: Use return of map__get() to make code more compact
Commit-ID:  f622df5ed768ce7c049af99196c1b7b0a2c0d385
Gitweb: https://git.kernel.org/tip/f622df5ed768ce7c049af99196c1b7b0a2c0d385
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Thu, 24 May 2018 11:17:34 -0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 4 Jun 2018 10:28:50 -0300

perf probe: Use return of map__get() to make code more compact

The __get() idiom returns a reference count for the object passed, i.e.
all functions of this type return the object passed, so take advantage
of that to make the code more compact.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-ds6vdm7clh070512rpydidsc@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/probe-event.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 3094f11e7d81..f119eb628dbb 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -165,8 +165,7 @@ static struct map *kernel_get_module_map(const char *module)
if (strncmp(pos->dso->short_name + 1, module,
pos->dso->short_name_len - 2) == 0 &&
module[pos->dso->short_name_len - 2] == '\0') {
- map__get(pos);
- return pos;
+ return map__get(pos);
}
}
return NULL;
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