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-rw-r--r--src/plugins/dpdk/device/init.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c
index 91f74a66172..b5f0ec7e563 100644
--- a/src/plugins/dpdk/device/init.c
+++ b/src/plugins/dpdk/device/init.c
@@ -181,7 +181,7 @@ check_l3cache ()
u8 *p = NULL;
int level_cache = -1;
- p = format (p, "%s/%s/%s", sys_cache_dir, dp->d_name, "level");
+ p = format (p, "%s/%s/%s%c", sys_cache_dir, dp->d_name, "level", 0);
if ((err = clib_sysfs_read ((char *) p, "%d", &level_cache)))
clib_error_free (err);