[host] use KNET_MAX_HOST_LEN consistently

detected by gcc10

Signed-off-by: Fabio M. Di Nitto <fdinitto@redhat.com>

diff --git a/libknet/host.c b/libknet/host.c
index 85d4626bf5764d3dff56547f9a29ad6b970493c1..d919dff430b9c8fdbecffb823e6090f32d61bf2a 100644 (file)
--- a/libknet/host.c
+++ b/libknet/host.c
@@ -77,7 +77,7 @@ int knet_host_add(knet_handle_t knet_h, knet_node_id_t host_id)
        /*
         * set default host->name to host_id for logging
         */
-       snprintf(host->name, KNET_MAX_HOST_LEN - 1, "%u", host_id);
+       snprintf(host->name, KNET_MAX_HOST_LEN, "%u", host_id);
 
        /*
         * initialize links internal data
@@ -226,7 +226,7 @@ int knet_host_set_name(knet_handle_t knet_h, knet_node_id_t host_id, const char
        }
 
        for (host = knet_h->host_head; host != NULL; host = host->next) {
-               if (!strncmp(host->name, name, KNET_MAX_HOST_LEN - 1)) {
+               if (!strncmp(host->name, name, KNET_MAX_HOST_LEN)) {
                        err = -1;
                        savederrno = EEXIST;
                        log_err(knet_h, KNET_SUB_HOST, "Duplicated name found on host_id %u",
@@ -235,7 +235,7 @@ int knet_host_set_name(knet_handle_t knet_h, knet_node_id_t host_id, const char
                }
        }
 
-       snprintf(knet_h->host_index[host_id]->name, KNET_MAX_HOST_LEN - 1, "%s", name);
+       snprintf(knet_h->host_index[host_id]->name, KNET_MAX_HOST_LEN, "%s", name);
 
 exit_unlock:
        pthread_rwlock_unlock(&knet_h->global_rwlock);