From: tip-bot for Sihyeon Jang <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: mingo@kernel.org, jolsa@kernel.org, uneedsihyeon@gmail.com,
linux-kernel@vger.kernel.org, tglx@linutronix.de,
acme@redhat.com, namhyung@kernel.org, hpa@zytor.com
Subject: [tip:perf/core] perf config: Modify size factor of snprintf
Date: Fri, 14 Dec 2018 12:59:22 -0800 [thread overview]
Message-ID: <tip-63ac3b59f0fba922f98537ada06bc2528d1d2702@git.kernel.org> (raw)
In-Reply-To: <20181201154603.10093-1-uneedsihyeon@gmail.com>
Commit-ID: 63ac3b59f0fba922f98537ada06bc2528d1d2702
Gitweb: https://git.kernel.org/tip/63ac3b59f0fba922f98537ada06bc2528d1d2702
Author: Sihyeon Jang <uneedsihyeon@gmail.com>
AuthorDate: Sun, 2 Dec 2018 00:46:03 +0900
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 6 Dec 2018 16:43:27 -0300
perf config: Modify size factor of snprintf
According to definition of snprintf, it gets size factor including
null('\0') byte. So '-1' is not neccessary. Also it will be helpful
unfied style with other cases. (eg. builtin-script.c)
Signed-off-by: Sihyeon Jang <uneedsihyeon@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/20181201154603.10093-1-uneedsihyeon@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/config.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
index 3beb4cf44c31..1ea8f898f1a1 100644
--- a/tools/perf/util/config.c
+++ b/tools/perf/util/config.c
@@ -815,14 +815,14 @@ int config_error_nonbool(const char *var)
void set_buildid_dir(const char *dir)
{
if (dir)
- scnprintf(buildid_dir, MAXPATHLEN-1, "%s", dir);
+ scnprintf(buildid_dir, MAXPATHLEN, "%s", dir);
/* default to $HOME/.debug */
if (buildid_dir[0] == '\0') {
char *home = getenv("HOME");
if (home) {
- snprintf(buildid_dir, MAXPATHLEN-1, "%s/%s",
+ snprintf(buildid_dir, MAXPATHLEN, "%s/%s",
home, DEBUG_CACHE_DIR);
} else {
strncpy(buildid_dir, DEBUG_CACHE_DIR, MAXPATHLEN-1);
next prev parent reply other threads:[~2018-12-14 20:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-01 15:46 [PATCH] perf util config : Modify size factor of snprintf Sihyeon Jang
2018-12-06 17:09 ` Arnaldo Carvalho de Melo
2018-12-14 20:59 ` tip-bot for Sihyeon Jang [this message]
2018-12-18 14:26 ` [tip:perf/core] perf config: " tip-bot for Sihyeon Jang
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