From d8d005ba6afa502ca37ced5782f672c4d2fc1515 Mon Sep 17 00:00:00 2001 From: Len Brown Date: Thu, 19 Mar 2020 18:33:12 -0400 Subject: [PATCH] tools/power turbostat: Fix gcc build warnings MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Warning: ‘__builtin_strncpy’ specified bound 20 equals destination size [-Wstringop-truncation] reduce param to strncpy, to guarantee that a null byte is always copied into destination buffer. Signed-off-by: Len Brown --- tools/power/x86/turbostat/turbostat.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c index dd5ac9f52ac5..fa95a8ca5565 100644 --- a/tools/power/x86/turbostat/turbostat.c +++ b/tools/power/x86/turbostat/turbostat.c @@ -5325,9 +5325,9 @@ int add_counter(unsigned int msr_num, char *path, char *name, } msrp->msr_num = msr_num; - strncpy(msrp->name, name, NAME_BYTES); + strncpy(msrp->name, name, NAME_BYTES - 1); if (path) - strncpy(msrp->path, path, PATH_BYTES); + strncpy(msrp->path, path, PATH_BYTES - 1); msrp->width = width; msrp->type = type; msrp->format = format;