1 files changed, 1 insertions, 1 deletions

diff --git a/tools/perf/arch/x86/util/header.c b/tools/perf/arch/x86/util/header.c
index f94006068d2..146d12a1cec 100644
--- a/tools/perf/arch/x86/util/header.c
+++ b/tools/perf/arch/x86/util/header.c
@@ -48,7 +48,7 @@ get_cpuid(char *buffer, size_t sz)
                 if (family >= 0x6)
                         model += ((a >> 16) & 0xf) << 4;
         }
-        nb = snprintf(buffer, sz, "%s,%u,%u,%u$", vendor, family, model, step);
+        nb = scnprintf(buffer, sz, "%s,%u,%u,%u$", vendor, family, model, step);
 
         /* look for end marker to ensure the entire data fit */
         if (strchr(buffer, '$')) {