struct sockaddr_un sun;
int fd, ret, closeret;
+ if (strlen(pathname) >= sizeof(sun.sun_path)) {
+ ERR("unix socket address (\"%s\") is longer than the platform's limit (%zu > %zu).",
+ pathname, strlen(pathname) + 1,
+ sizeof(sun.sun_path));
+ ret = -ENAMETOOLONG;
+ goto error;
+ }
+
fd = socket(PF_UNIX, SOCK_STREAM, 0);
if (fd < 0) {
PERROR("socket");
int lttcomm_create_unix_sock(const char *pathname)
{
struct sockaddr_un sun;
- int fd;
+ int fd = -1;
int ret = -1;
+ if (strlen(pathname) >= sizeof(sun.sun_path)) {
+ ERR("unix socket address (\"%s\") is longer than the platform's limit (%zu > %zu).",
+ pathname, strlen(pathname) + 1,
+ sizeof(sun.sun_path));
+ ret = -ENAMETOOLONG;
+ goto error;
+ }
+
/* Create server socket */
if ((fd = socket(PF_UNIX, SOCK_STREAM, 0)) < 0) {
PERROR("socket");
msg.msg_controllen = CMSG_LEN(sizeof_fds);
cmptr = CMSG_FIRSTHDR(&msg);
+ if (!cmptr) {
+ return -1;
+ }
cmptr->cmsg_level = SOL_SOCKET;
cmptr->cmsg_type = SCM_RIGHTS;
cmptr->cmsg_len = CMSG_LEN(sizeof_fds);
msg.msg_controllen = CMSG_LEN(sizeof_cred);
cmptr = CMSG_FIRSTHDR(&msg);
+ if (!cmptr) {
+ return -1;
+ }
cmptr->cmsg_level = SOL_SOCKET;
cmptr->cmsg_type = LTTNG_SOCK_CREDS;
cmptr->cmsg_len = CMSG_LEN(sizeof_cred);