44     mbedtls_time_t t = mbedtls_time(NULL);  in ssl_cache_find_entry()
48     for (cur = cache->chain; cur != NULL; cur = cur->next) {  in ssl_cache_find_entry()
65     if (cur != NULL) {  in ssl_cache_find_entry()
116     if (entry == NULL) {  in ssl_cache_entry_zeroize()
121     if (entry->session != NULL) {  in ssl_cache_entry_zeroize()
136     mbedtls_time_t t = mbedtls_time(NULL), oldest = 0;  in ssl_cache_pick_writing_slot()
139     mbedtls_ssl_cache_entry *old = NULL;  in ssl_cache_pick_writing_slot()
151     last = NULL;  in ssl_cache_pick_writing_slot()
152     for (cur = cache->chain; cur != NULL; cur = cur->next) {  in ssl_cache_pick_writing_slot()
169     for (cur = cache->chain; cur != NULL; cur = cur->next) {  in ssl_cache_pick_writing_slot()
187         if (cur == NULL) {  in ssl_cache_pick_writing_slot()
192         if (last == NULL) {  in ssl_cache_pick_writing_slot()
206     if (old == NULL) {  in ssl_cache_pick_writing_slot()
213     if (cache->chain == NULL) {  in ssl_cache_pick_writing_slot()
220     old->next = NULL;  in ssl_cache_pick_writing_slot()
230     if (cur->session != NULL) {  in ssl_cache_pick_writing_slot()
256     unsigned char *session_serialized = NULL;  in mbedtls_ssl_cache_set()
273     ret = mbedtls_ssl_session_save(session, NULL, 0, &session_serialized_len);  in mbedtls_ssl_cache_set()
279     if (session_serialized == NULL) {  in mbedtls_ssl_cache_set()
302     session_serialized = NULL;  in mbedtls_ssl_cache_set()
313     if (session_serialized != NULL) {  in mbedtls_ssl_cache_set()
315         session_serialized = NULL;  in mbedtls_ssl_cache_set()
348     for (prev = cache->chain; prev->next != NULL; prev = prev->next) {  in mbedtls_ssl_cache_remove()
396     while (cur != NULL) {  in mbedtls_ssl_cache_free()
407     cache->chain = NULL;  in mbedtls_ssl_cache_free()