diff options
| author | John Garry <john.garry@huawei.com> | 2020-03-05 19:08:01 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-01 13:17:39 +0200 |
| commit | 2da77d2d0d893c1732c0830dd5df0b51f8767882 (patch) | |
| tree | f4863a1a5c504e852ba097f3ffcccacfd726039b /tools | |
| parent | 26005b604cef9bce5a7b3dbd31298d389e01f46b (diff) | |
perf jevents: Fix leak of mapfile memory
[ Upstream commit 3f5777fbaf04c58d940526a22a2e0c813c837936 ]
The memory for global pointer is never freed during normal program
execution, so let's do that in the main function exit as a good
programming practice.
A stray blank line is also removed.
Reported-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: James Clark <james.clark@arm.com>
Cc: Joakim Zhang <qiangqing.zhang@nxp.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Will Deacon <will@kernel.org>
Cc: linuxarm@huawei.com
Link: http://lore.kernel.org/lkml/1583406486-154841-2-git-send-email-john.garry@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/pmu-events/jevents.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c index d36ae65ae333..f4a0d72246cb 100644 --- a/tools/perf/pmu-events/jevents.c +++ b/tools/perf/pmu-events/jevents.c @@ -1068,10 +1068,9 @@ static int process_one_file(const char *fpath, const struct stat *sb, */ int main(int argc, char *argv[]) { - int rc; + int rc, ret = 0; int maxfds; char ldirname[PATH_MAX]; - const char *arch; const char *output_file; const char *start_dirname; @@ -1142,7 +1141,8 @@ int main(int argc, char *argv[]) /* Make build fail */ fclose(eventsfp); free_arch_std_events(); - return 1; + ret = 1; + goto out_free_mapfile; } else if (rc) { goto empty_map; } @@ -1160,14 +1160,17 @@ int main(int argc, char *argv[]) /* Make build fail */ fclose(eventsfp); free_arch_std_events(); - return 1; + ret = 1; } - return 0; + + goto out_free_mapfile; empty_map: fclose(eventsfp); create_empty_mapping(output_file); free_arch_std_events(); - return 0; +out_free_mapfile: + free(mapfile); + return ret; } |