c11 safe string handling support

Change-Id: Ied34720ca5a6e6e717eea4e86003e854031b6eab
Signed-off-by: Dave Barach <dave@barachs.net>
diff --git a/src/vppinfra/asm_x86.c b/src/vppinfra/asm_x86.c
index 16e41c2..e6e00ce 100644
--- a/src/vppinfra/asm_x86.c
+++ b/src/vppinfra/asm_x86.c
@@ -1500,7 +1500,7 @@
 
   /* Preserve global parse flags. */
   parse_flags = p->flags & (X86_INSN_PARSE_32_BIT | X86_INSN_PARSE_64_BIT);
-  memset (p, 0, sizeof (p[0]));
+  clib_memset (p, 0, sizeof (p[0]));
   p->flags = parse_flags;
 
   /* 64 implies 32 bit parsing. */