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coap: Fixed NULL checks for dymanic memory allocation in coap_mbedtls.c 

Fixes one part of - https://github.com/espressif/esp-idf/issues/6440
pull/6718/head
Aditya Patwardhan 2021-03-02 09:51:12 +05:30
rodzic ac776657c9
commit 3e533be8be
1 zmienionych plików z 22 dodań i 0 usunięć
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22
components/coap/port/coap_mbedtls.c
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@ -722,6 +722,11 @@ pki_sni_callback(void *p_info, mbedtls_ssl_context *ssl,
coap_dtls_key_t *new_entry;
name = mbedtls_malloc(name_len+1);
if (name == NULL) {
ret = -1;
goto end;
}
memcpy(name, uname, name_len);
name[name_len] = '\000';
new_entry =
@ -736,6 +741,12 @@ pki_sni_callback(void *p_info, mbedtls_ssl_context *ssl,
m_context->pki_sni_entry_list =
mbedtls_realloc(m_context->pki_sni_entry_list,
(i+1)*sizeof(pki_sni_entry));
if (m_context->pki_sni_entry_list == NULL) {
ret = -1;
mbedtls_free(name);
goto end;
}
m_context->pki_sni_entry_list[i].sni = name;
m_context->pki_sni_entry_list[i].pki_key = *new_entry;
sni_setup_data = m_context->setup_data;
@ -797,6 +808,11 @@ psk_sni_callback(void *p_info, mbedtls_ssl_context *ssl,
const coap_dtls_spsk_info_t *new_entry;
name = mbedtls_malloc(name_len+1);
if (name == NULL) {
ret = -1;
goto end;
}
memcpy(name, uname, name_len);
name[name_len] = '\000';
@ -816,6 +832,12 @@ psk_sni_callback(void *p_info, mbedtls_ssl_context *ssl,
mbedtls_realloc(m_context->psk_sni_entry_list,
(i+1)*sizeof(psk_sni_entry));
if (m_context->psk_sni_entry_list == NULL) {
ret = -1;
mbedtls_free(name);
goto end;
}
m_context->psk_sni_entry_list[i].sni.s = name;
m_context->psk_sni_entry_list[i].sni.length = name_len;
m_context->psk_sni_entry_list[i].psk_info = *new_entry;