From: Sihyeon Jang <[email protected]> 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 <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Namhyung Kim <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- 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); -- 2.19.2
