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eloop: Use size_t for socket table->count

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This is more consistent with the other eloop registrations and avoids a
theoretical integer overflow with 16-bit int should more than 32767
sockets be registered (which is not really going to happen in practice).

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2020-03-22 18:26:10 +02:00
parent 3f45b8daeb
commit 7858f493f3
1 changed files with 14 additions and 10 deletions
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24
src/utils/eloop.c
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@ -68,7 +68,7 @@ struct eloop_signal {
};
struct eloop_sock_table {
int count;
size_t count;
struct eloop_sock *table;
eloop_event_type type;
int changed;
@ -125,7 +125,8 @@ static void eloop_sigsegv_handler(int sig)
static void eloop_trace_sock_add_ref(struct eloop_sock_table *table)
{
int i;
size_t i;
if (table == NULL || table->table == NULL)
return;
for (i = 0; i < table->count; i++) {
@ -139,7 +140,8 @@ static void eloop_trace_sock_add_ref(struct eloop_sock_table *table)
static void eloop_trace_sock_remove_ref(struct eloop_sock_table *table)
{
int i;
size_t i;
if (table == NULL || table->table == NULL)
return;
for (i = 0; i < table->count; i++) {
@ -385,7 +387,7 @@ static void eloop_sock_table_remove_sock(struct eloop_sock_table *table,
#ifdef CONFIG_ELOOP_KQUEUE
struct kevent ke;
#endif /* CONFIG_ELOOP_KQUEUE */
int i;
size_t i;
if (table == NULL || table->table == NULL || table->count == 0)
return;
@ -444,7 +446,7 @@ static int eloop_sock_table_set_fds(struct eloop_sock_table *readers,
struct pollfd **pollfds_map,
int max_pollfd_map)
{
int i;
size_t i;
int nxt = 0;
int fd;
struct pollfd *pfd;
@ -519,7 +521,7 @@ static int eloop_sock_table_dispatch_table(struct eloop_sock_table *table,
int max_pollfd_map,
short int revents)
{
int i;
size_t i;
struct pollfd *pfd;
if (!table || !table->table)
@ -572,7 +574,7 @@ static void eloop_sock_table_dispatch(struct eloop_sock_table *readers,
static void eloop_sock_table_set_fds(struct eloop_sock_table *table,
fd_set *fds)
{
int i;
size_t i;
FD_ZERO(fds);
@ -589,7 +591,7 @@ static void eloop_sock_table_set_fds(struct eloop_sock_table *table,
static void eloop_sock_table_dispatch(struct eloop_sock_table *table,
fd_set *fds)
{
int i;
size_t i;
if (table == NULL || table->table == NULL)
return;
@ -653,7 +655,8 @@ static void eloop_sock_table_dispatch(struct kevent *events, int nfds)
static int eloop_sock_table_requeue(struct eloop_sock_table *table)
{
int i, r;
size_t i;
int r;
r = 0;
for (i = 0; i < table->count && table->table; i++) {
@ -694,7 +697,8 @@ int eloop_sock_requeue(void)
static void eloop_sock_table_destroy(struct eloop_sock_table *table)
{
if (table) {
int i;
size_t i;
for (i = 0; i < table->count && table->table; i++) {
wpa_printf(MSG_INFO, "ELOOP: remaining socket: "
"sock=%d eloop_data=%p user_data=%p "