From 0a98c7febf55325ebac4f28289a9433f4b66ed0e Mon Sep 17 00:00:00 2001 From: Davidlohr Bueso Date: Sun, 8 Sep 2013 19:19:15 -0700 Subject: [PATCH] perf lock: Plug some memleaks Address some trivial leaks. Signed-off-by: Davidlohr Bueso Cc: Aswin Chandramouleeswaran Cc: Frederic Weisbecker Cc: Hitoshi Mitake Cc: Ingo Molnar Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1378693159-8747-4-git-send-email-davidlohr@hp.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-lock.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c index d3188629cbaf..77843478a27a 100644 --- a/tools/perf/builtin-lock.c +++ b/tools/perf/builtin-lock.c @@ -321,10 +321,12 @@ static struct lock_stat *lock_stat_findnew(void *addr, const char *name) new->addr = addr; new->name = zalloc(sizeof(char) * strlen(name) + 1); - if (!new->name) + if (!new->name) { + free(new); goto alloc_failed; - strcpy(new->name, name); + } + strcpy(new->name, name); new->wait_time_min = ULLONG_MAX; list_add(&new->hash_entry, entry); @@ -875,7 +877,7 @@ static int __cmd_record(int argc, const char **argv) const char *record_args[] = { "record", "-R", "-m", "1024", "-c", "1", }; - unsigned int rec_argc, i, j; + unsigned int rec_argc, i, j, ret; const char **rec_argv; for (i = 0; i < ARRAY_SIZE(lock_tracepoints); i++) { @@ -892,7 +894,7 @@ static int __cmd_record(int argc, const char **argv) rec_argc += 2 * ARRAY_SIZE(lock_tracepoints); rec_argv = calloc(rec_argc + 1, sizeof(char *)); - if (rec_argv == NULL) + if (!rec_argv) return -ENOMEM; for (i = 0; i < ARRAY_SIZE(record_args); i++) @@ -908,7 +910,9 @@ static int __cmd_record(int argc, const char **argv) BUG_ON(i != rec_argc); - return cmd_record(i, rec_argv, NULL); + ret = cmd_record(i, rec_argv, NULL); + free(rec_argv); + return ret; } int cmd_lock(int argc, const char **argv, const char *prefix __maybe_unused)