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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-05-19 03:57:27 +0200 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-05-19 04:05:18 +0200 |
commit | 8a7ddad8e756a72906851fdd5a6e149cbb056e0d (patch) | |
tree | 3393ed7329a4efb9d853a32991068e0e219e3d56 /tools | |
parent | perf probe: Fix some error exit paths (diff) | |
download | linux-8a7ddad8e756a72906851fdd5a6e149cbb056e0d.tar.xz linux-8a7ddad8e756a72906851fdd5a6e149cbb056e0d.zip |
perf probe: Don't call die()
Functions that were calling xzalloc also returned -1 when, for other
reasons, it could fail, and the calleds are coping with failures, so
stop using die() and xzalloc().
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r-- | tools/perf/builtin-probe.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c index 61c6d70732c9..e4a4da32a568 100644 --- a/tools/perf/builtin-probe.c +++ b/tools/perf/builtin-probe.c @@ -65,8 +65,10 @@ static int parse_probe_event(const char *str) int ret; pr_debug("probe-definition(%d): %s\n", params.nevents, str); - if (++params.nevents == MAX_PROBES) - die("Too many probes (> %d) are specified.", MAX_PROBES); + if (++params.nevents == MAX_PROBES) { + pr_err("Too many probes (> %d) were specified.", MAX_PROBES); + return -1; + } /* Parse a perf-probe command into event */ ret = parse_perf_probe_command(str, pev); @@ -84,7 +86,9 @@ static int parse_probe_event_argv(int argc, const char **argv) len = 0; for (i = 0; i < argc; i++) len += strlen(argv[i]) + 1; - buf = xzalloc(len + 1); + buf = zalloc(len + 1); + if (buf == NULL) + return -ENOMEM; len = 0; for (i = 0; i < argc; i++) len += sprintf(&buf[len], "%s ", argv[i]); |