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perf probe: Handle strdup() failure

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We could end up returning 0 (Ok) with a NULL raw_path. Fix it.

Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Naohiro Aota <naota@elisp.net>
Link: http://lkml.kernel.org/n/tip-l0kcbcg5f4nnzqt01cv42vec@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2015-02-26 11:47:18 -03:00
parent eb47cb2eb2
commit 38ae502b1d
1 changed files with 1 additions and 1 deletions
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2
tools/perf/util/probe-event.c
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@ -533,7 +533,7 @@ static int get_real_path(const char *raw_path, const char *comp_dir,
else {
if (access(raw_path, R_OK) == 0) {
*new_path = strdup(raw_path);
return 0;
return *new_path ? 0 : -ENOMEM;
} else
return -errno;
}