Messages in this thread Patch in this message | | | Date | Thu, 31 Jan 2013 03:01:28 -0800 | From | tip-bot for Thomas Jarosch <> | Subject | [tip:perf/core] perf sort: Use pclose() instead of fclose() on pipe stream |
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Commit-ID: 8eb44dd76ac994b020e5cfe72635c90d9e0ad995 Gitweb: http://git.kernel.org/tip/8eb44dd76ac994b020e5cfe72635c90d9e0ad995 Author: Thomas Jarosch <thomas.jarosch@intra2net.com> AuthorDate: Fri, 25 Jan 2013 11:02:13 +0100 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Wed, 30 Jan 2013 10:38:48 -0300
perf sort: Use pclose() instead of fclose() on pipe stream
cppcheck message: [tools/perf/util/sort.c:277]: (error) Mismatching allocation and deallocation: fp
Also fix descriptor leak on error and always initialize the "fp" variable.
Signed-off-by: Thomas Jarosch <thomas.jarosch@intra2net.com> Link: http://lkml.kernel.org/r/1359112354.yZcisNZ4k0@storm Link: http://lkml.kernel.org/r/2266358.qvDXKLvJ67@storm Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/util/sort.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index 7ad6239..8333661 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -249,7 +249,7 @@ static int hist_entry__srcline_snprintf(struct hist_entry *self, char *bf, size_t size, unsigned int width __maybe_unused) { - FILE *fp; + FILE *fp = NULL; char cmd[PATH_MAX + 2], *path = self->srcline, *nl; size_t line_len; @@ -270,7 +270,6 @@ static int hist_entry__srcline_snprintf(struct hist_entry *self, char *bf, if (getline(&path, &line_len, fp) < 0 || !line_len) goto out_ip; - fclose(fp); self->srcline = strdup(path); if (self->srcline == NULL) goto out_ip; @@ -280,8 +279,12 @@ static int hist_entry__srcline_snprintf(struct hist_entry *self, char *bf, *nl = '\0'; path = self->srcline; out_path: + if (fp) + pclose(fp); return repsep_snprintf(bf, size, "%s", path); out_ip: + if (fp) + pclose(fp); return repsep_snprintf(bf, size, "%-#*llx", BITS_PER_LONG / 4, self->ip); }
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