LU-4629 libcfs: fix buffer overflow of string buffer

[fs/lustre-release.git] / libcfs / libcfs / upcall_cache.c

diff --git a/libcfs/libcfs/upcall_cache.c b/libcfs/libcfs/upcall_cache.c
index e481ed7..34bc7df 100644 (file)
--- a/libcfs/libcfs/upcall_cache.c
+++ b/libcfs/libcfs/upcall_cache.c
@@ -441,9 +441,9 @@ struct upcall_cache *upcall_cache_init(const char *name, const char *upcall,
        rwlock_init(&cache->uc_upcall_rwlock);
         for (i = 0; i < UC_CACHE_HASH_SIZE; i++)
                INIT_LIST_HEAD(&cache->uc_hashtable[i]);
-       strncpy(cache->uc_name, name, sizeof(cache->uc_name) - 1);
+       strlcpy(cache->uc_name, name, sizeof(cache->uc_name));
        /* upcall pathname proc tunable */
-       strncpy(cache->uc_upcall, upcall, sizeof(cache->uc_upcall) - 1);
+       strlcpy(cache->uc_upcall, upcall, sizeof(cache->uc_upcall));
        cache->uc_entry_expire = 20 * 60;
        cache->uc_acquire_expire = 30;
        cache->uc_ops = ops;