From: Damjan Marion <damarion@cisco.com>
Date: Mon, 30 Jun 2025 13:53:21 +0000 (+0200)
Subject: vppinfra: avoid string truncation errors by some gcc versions
X-Git-Tag: v26.02-rc0~198
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=refs%2Fchanges%2F61%2F43361%2F2;p=vpp.git

vppinfra: avoid string truncation errors by some gcc versions

Type: fix
Change-Id: If33251e1eac7e437ae803363d960896da02ae567
Signed-off-by: Damjan Marion <damarion@cisco.com>
---

diff --git a/src/vppinfra/devicetree.c b/src/vppinfra/devicetree.c
index 309308c926e..5d14231429e 100644
--- a/src/vppinfra/devicetree.c
+++ b/src/vppinfra/devicetree.c
@@ -118,7 +118,9 @@ clib_dt_read_from_sysfs (clib_dt_main_t *dm)
 
 		  if (read (fd, p->data, st.st_size) == st.st_size)
 		    {
-		      strncpy (p->name, e->d_name, sizeof (p->name));
+		      snprintf (p->name, sizeof (p->name), "%.*s",
+				(int) sizeof (p->name) - 1, e->d_name);
+
 		      p->size = st.st_size;
 		      vec_add1 (n->properties, p);
 		      if (strncmp ("name", p->name, 5) == 0)