diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2009-11-17 03:18:11 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-11-17 06:19:56 (GMT) |
| commit | a9a70bbce7ab0bf3b1cba3ac662c4d502da6305c (patch) | |
| tree | d2215ac394e9f9320d059a139a405f012abcd708 /tools | |
| parent | 5875412152ce67fb5087157b86ab6597f91d23e8 (diff) | |
| download | linux-a9a70bbce7ab0bf3b1cba3ac662c4d502da6305c.tar.xz | |
perf tools: Don't die() in perf_header__new()
Propagate the errors instead, the users are the ones to decide
what to do if a library call fails.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <1258427892-16312-3-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/builtin-record.c | 5 | ||||
| -rw-r--r-- | tools/perf/util/header.c | 18 |
2 files changed, 16 insertions, 7 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 2a85205..82260c5 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -439,6 +439,11 @@ static int __cmd_record(int argc, const char **argv) else header = perf_header__new(); + if (header == NULL) { + pr_err("Not enough memory for reading perf file header\n"); + return -1; + } + if (raw_samples) { perf_header__set_feat(header, HEADER_TRACE_INFO); } else { diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index dee1ed2f..726a0eb 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -65,14 +65,15 @@ struct perf_header *perf_header__new(void) { struct perf_header *self = calloc(sizeof(*self), 1); - if (!self) - die("nomem"); - - self->size = 1; - self->attr = malloc(sizeof(void *)); + if (self != NULL) { + self->size = 1; + self->attr = malloc(sizeof(void *)); - if (!self->attr) - die("nomem"); + if (self->attr == NULL) { + free(self); + self = NULL; + } + } return self; } @@ -426,6 +427,9 @@ struct perf_header *perf_header__read(int fd) u64 f_id; int nr_attrs, nr_ids, i, j; + if (self == NULL) + die("nomem"); + if (perf_file_header__read(&f_header, self, fd) < 0) die("incompatible file format"); |