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| author | Colin Ian King <colin.king@canonical.com> | 2016-03-01 23:46:20 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-03-03 11:10:37 -0300 |
| commit | 979ac257b00c53aacec3eacf86142e8c00bee889 (patch) | |
| tree | f640a1f3e9d0a51c56bec2f79bd684fad86e4ebb /tools/perf/util/scripting-engines | |
| parent | 676787939ef8ccfcf8039104f766ebe5ebe23924 (diff) | |
| download | op-kernel-dev-979ac257b00c53aacec3eacf86142e8c00bee889.zip op-kernel-dev-979ac257b00c53aacec3eacf86142e8c00bee889.tar.gz | |
perf script: Fix double free on command_line
The 'command_line' variable is free'd twice if db_export__branch_types()
fails. To avoid this, defer the free'ing of 'command_line' to after this
call so that the error return path will just free 'command_line' once.
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: He Kuang <hekuang@huawei.com>
Cc: Javi Merino <javi.merino@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1456875980-25606-1-git-send-email-colin.king@canonical.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/scripting-engines')
| -rw-r--r-- | tools/perf/util/scripting-engines/trace-event-python.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c index 309d90f..fbd0524 100644 --- a/tools/perf/util/scripting-engines/trace-event-python.c +++ b/tools/perf/util/scripting-engines/trace-event-python.c @@ -1094,8 +1094,6 @@ static int python_start_script(const char *script, int argc, const char **argv) goto error; } - free(command_line); - set_table_handlers(tables); if (tables->db_export_mode) { @@ -1104,6 +1102,8 @@ static int python_start_script(const char *script, int argc, const char **argv) goto error; } + free(command_line); + return err; error: Py_Finalize(); |
