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gluon-radv-filterd: Handle bind errors

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The bind to an interface can fail and the socket then isn't working as
expected. The daemon must therefore handle this problem.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
This commit is contained in:
Sven Eckelmann 2017-12-20 11:24:10 +01:00 committed by Jan-Philipp Litza
parent f9b3b2438c
commit 9d194c3f7f
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GPG Key ID: 1FB658053CE27196
1 changed files with 7 additions and 5 deletions
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12
package/gluon-radv-filterd/src/gluon-radv-filterd.c
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@ -130,7 +130,7 @@ static void error_message(int status, int errnum, char *message, ...) {
exit(status);
}
static void cleanup() {
static void cleanup(void) {
struct router *router;
close(G.sock);
@ -217,7 +217,9 @@ static int init_packet_socket(unsigned int ifindex) {
.sll_protocol = htons(ETH_P_IPV6),
.sll_ifindex = ifindex,
};
bind(sock, (struct sockaddr *)&bind_iface, sizeof(bind_iface));
ret = bind(sock, (struct sockaddr *)&bind_iface, sizeof(bind_iface));
if (ret < 0)
exit_errno("can't bind socket");
return sock;
}
@ -297,7 +299,7 @@ check_failed:
return;
}
static void expire_routers() {
static void expire_routers(void) {
struct router **prev_ptr = &G.routers;
struct router *router;
struct router *safe;
@ -316,7 +318,7 @@ static void expire_routers() {
}
}
static void update_tqs() {
static void update_tqs(void) {
FILE *f;
struct router *router;
char path[PATH_MAX];
@ -491,7 +493,7 @@ static int fork_execvp_timeout(struct timespec *timeout, const char *file, const
return -1;
}
static void update_ebtables() {
static void update_ebtables(void) {
struct timespec timeout = {
.tv_nsec = EBTABLES_TIMEOUT,
};