osd: Fix truncated format warning

Signed-off-by: Adam C. Emerson <aemerson@redhat.com>

diff --git a/src/osd/OSD.cc b/src/osd/OSD.cc
index 69b18ba03f34dac3ce404b24d9dd0fa285f2c611..3c8913c14f7d2c53ed2ecc654c21bcef3de64e4d 100644 (file)
--- a/src/osd/OSD.cc
+++ b/src/osd/OSD.cc
@@ -3256,7 +3256,7 @@ int OSD::run_osd_bench_test(
 
   utime_t start = ceph_clock_now();
   for (int64_t pos = 0; pos < count; pos += bsize) {
-    char nm[30];
+    char nm[34];
     unsigned offset = 0;
     if (onum && osize) {
       snprintf(nm, sizeof(nm), "disk_bw_test_%d", (int)(rand() % onum));