Avoid buffer overrun in percentify call.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12322

diff --git a/memcheck/mc_main.c b/memcheck/mc_main.c
index ab6a15703d0c53f35cbef8b1c0afb3ac96941966..b2a8fc4babcdadc9c05d17d5be2fa35d44fa74ac 100644 (file)
--- a/memcheck/mc_main.c
+++ b/memcheck/mc_main.c
@@ -955,7 +955,7 @@ static void gcSecVBitTable(void)
    secVBitTable = secVBitTable2;
 
    if (VG_(clo_verbosity) > 1) {
-      Char percbuf[6];
+      Char percbuf[7];
       VG_(percentify)(n_survivors, n_nodes, 1, 6, percbuf);
       VG_(message)(Vg_DebugMsg, "memcheck GC: %d nodes, %d survivors (%s)\n",
                    n_nodes, n_survivors, percbuf);