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-rw-r--r--tools/perf/util/header.c60
1 files changed, 34 insertions, 26 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 1482567e5a..8b274ccab7 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -2575,7 +2575,7 @@ error:
static int process_cpu_topology(struct feat_fd *ff, void *data __maybe_unused)
{
u32 nr, i;
- char *str;
+ char *str = NULL;
struct strbuf sb;
int cpu_nr = ff->ph->env.nr_cpus_avail;
u64 size = 0;
@@ -2603,7 +2603,7 @@ static int process_cpu_topology(struct feat_fd *ff, void *data __maybe_unused)
if (strbuf_add(&sb, str, strlen(str) + 1) < 0)
goto error;
size += string_size(str);
- free(str);
+ zfree(&str);
}
ph->env.sibling_cores = strbuf_detach(&sb, NULL);
@@ -2622,7 +2622,7 @@ static int process_cpu_topology(struct feat_fd *ff, void *data __maybe_unused)
if (strbuf_add(&sb, str, strlen(str) + 1) < 0)
goto error;
size += string_size(str);
- free(str);
+ zfree(&str);
}
ph->env.sibling_threads = strbuf_detach(&sb, NULL);
@@ -2686,7 +2686,7 @@ static int process_cpu_topology(struct feat_fd *ff, void *data __maybe_unused)
if (strbuf_add(&sb, str, strlen(str) + 1) < 0)
goto error;
size += string_size(str);
- free(str);
+ zfree(&str);
}
ph->env.sibling_dies = strbuf_detach(&sb, NULL);
@@ -2701,6 +2701,7 @@ static int process_cpu_topology(struct feat_fd *ff, void *data __maybe_unused)
error:
strbuf_release(&sb);
+ zfree(&str);
free_cpu:
zfree(&ph->env.cpu);
return -1;
@@ -2738,10 +2739,9 @@ static int process_numa_topology(struct feat_fd *ff, void *data __maybe_unused)
goto error;
n->map = perf_cpu_map__new(str);
+ free(str);
if (!n->map)
goto error;
-
- free(str);
}
ff->ph->env.nr_numa_nodes = nr;
ff->ph->env.numa_nodes = nodes;
@@ -2915,10 +2915,10 @@ static int process_cache(struct feat_fd *ff, void *data __maybe_unused)
return -1;
for (i = 0; i < cnt; i++) {
- struct cpu_cache_level c;
+ struct cpu_cache_level *c = &caches[i];
#define _R(v) \
- if (do_read_u32(ff, &c.v))\
+ if (do_read_u32(ff, &c->v)) \
goto out_free_caches; \
_R(level)
@@ -2928,22 +2928,25 @@ static int process_cache(struct feat_fd *ff, void *data __maybe_unused)
#undef _R
#define _R(v) \
- c.v = do_read_string(ff); \
- if (!c.v) \
- goto out_free_caches;
+ c->v = do_read_string(ff); \
+ if (!c->v) \
+ goto out_free_caches; \
_R(type)
_R(size)
_R(map)
#undef _R
-
- caches[i] = c;
}
ff->ph->env.caches = caches;
ff->ph->env.caches_cnt = cnt;
return 0;
out_free_caches:
+ for (i = 0; i < cnt; i++) {
+ free(caches[i].type);
+ free(caches[i].size);
+ free(caches[i].map);
+ }
free(caches);
return -1;
}
@@ -3587,18 +3590,16 @@ static int perf_header__adds_write(struct perf_header *header,
struct feat_copier *fc)
{
int nr_sections;
- struct feat_fd ff;
+ struct feat_fd ff = {
+ .fd = fd,
+ .ph = header,
+ };
struct perf_file_section *feat_sec, *p;
int sec_size;
u64 sec_start;
int feat;
int err;
- ff = (struct feat_fd){
- .fd = fd,
- .ph = header,
- };
-
nr_sections = bitmap_weight(header->adds_features, HEADER_FEAT_BITS);
if (!nr_sections)
return 0;
@@ -3625,6 +3626,7 @@ static int perf_header__adds_write(struct perf_header *header,
err = do_write(&ff, feat_sec, sec_size);
if (err < 0)
pr_debug("failed to write feature section\n");
+ free(ff.buf); /* TODO: added to silence clang-tidy. */
free(feat_sec);
return err;
}
@@ -3632,11 +3634,11 @@ static int perf_header__adds_write(struct perf_header *header,
int perf_header__write_pipe(int fd)
{
struct perf_pipe_file_header f_header;
- struct feat_fd ff;
+ struct feat_fd ff = {
+ .fd = fd,
+ };
int err;
- ff = (struct feat_fd){ .fd = fd };
-
f_header = (struct perf_pipe_file_header){
.magic = PERF_MAGIC,
.size = sizeof(f_header),
@@ -3647,7 +3649,7 @@ int perf_header__write_pipe(int fd)
pr_debug("failed to write perf pipe header\n");
return err;
}
-
+ free(ff.buf);
return 0;
}
@@ -3660,11 +3662,12 @@ static int perf_session__do_write_header(struct perf_session *session,
struct perf_file_attr f_attr;
struct perf_header *header = &session->header;
struct evsel *evsel;
- struct feat_fd ff;
+ struct feat_fd ff = {
+ .fd = fd,
+ };
u64 attr_offset;
int err;
- ff = (struct feat_fd){ .fd = fd};
lseek(fd, sizeof(f_header), SEEK_SET);
evlist__for_each_entry(session->evlist, evsel) {
@@ -3672,6 +3675,7 @@ static int perf_session__do_write_header(struct perf_session *session,
err = do_write(&ff, evsel->core.id, evsel->core.ids * sizeof(u64));
if (err < 0) {
pr_debug("failed to write perf header\n");
+ free(ff.buf);
return err;
}
}
@@ -3697,6 +3701,7 @@ static int perf_session__do_write_header(struct perf_session *session,
err = do_write(&ff, &f_attr, sizeof(f_attr));
if (err < 0) {
pr_debug("failed to write perf header attribute\n");
+ free(ff.buf);
return err;
}
}
@@ -3707,8 +3712,10 @@ static int perf_session__do_write_header(struct perf_session *session,
if (at_exit) {
err = perf_header__adds_write(header, evlist, fd, fc);
- if (err < 0)
+ if (err < 0) {
+ free(ff.buf);
return err;
+ }
}
f_header = (struct perf_file_header){
@@ -3730,6 +3737,7 @@ static int perf_session__do_write_header(struct perf_session *session,
lseek(fd, 0, SEEK_SET);
err = do_write(&ff, &f_header, sizeof(f_header));
+ free(ff.buf);
if (err < 0) {
pr_debug("failed to write perf header\n");
return err;