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perf probe: Release all dynamically allocated parameters

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To fix a memory leak, release all dynamically allocated
options/parameters in params data structure. This also
introduces/exports some init/clear routines.

Reported-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: "David A. Long" <dave.long@linaro.org>
Cc: "Steven Rostedt (Red Hat)" <rostedt@goodmis.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: yrl.pp-manager.tt@hitachi.com
Link: http://lkml.kernel.org/r/20140116093947.24403.80118.stgit@kbuild-fedora.novalocal
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Masami Hiramatsu 2014-01-16 09:39:47 +00:00 • committed by Arnaldo Carvalho de Melo
parent 981d05adf2
commit e53b00d382
3 changed files with 71 additions and 5 deletions
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6
tools/perf/util/probe-event.h
View file

@ -120,6 +120,12 @@ extern void clear_perf_probe_event(struct perf_probe_event *pev);
/* Command string to line-range */
extern int parse_line_range_desc(const char *cmd, struct line_range *lr);
/* Release line range members */
extern void line_range__clear(struct line_range *lr);
/* Initialize line range */
extern void line_range__init(struct line_range *lr);
/* Internal use: Return kernel/module path */
extern const char *kernel_get_module_path(const char *module);