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Don't allow zero length apn, password or username.

pull/6082/head
Teppo Järvelin 2018-02-22 13:22:45 +02:00 committed by Ari Parkkila
parent 1a3b6e589c
commit 9016ed5ed8
1 changed files with 3 additions and 6 deletions
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9
features/cellular/framework/AT/AT_CellularNetwork.cpp
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@ -77,8 +77,7 @@ nsapi_error_t AT_CellularNetwork::set_credentials(const char *apn,
const char *username, const char *password)
{
size_t len;
if (apn) {
len = strlen(apn);
if (apn && (len = strlen(apn)) > 0) {
_apn = (char*)malloc(len*sizeof(char)+1);
if (_apn) {
memcpy(_apn, apn, len);
@ -87,8 +86,7 @@ nsapi_error_t AT_CellularNetwork::set_credentials(const char *apn,
}
}
if (username) {
len = strlen(username);
if (username && (len = strlen(username)) > 0) {
_uname = (char*)malloc(len*sizeof(char)+1);
if (_uname) {
memcpy(_uname, username, len);
@ -97,8 +95,7 @@ nsapi_error_t AT_CellularNetwork::set_credentials(const char *apn,
}
}
if (password) {
len = strlen(password);
if (password && (len = strlen(password)) > 0) {
_pwd = (char*)malloc(len*sizeof(char)+1);
if (_pwd) {
memcpy(_pwd, password, len);