fd = kernctl_syscall_list(kernel_tracer_fd);
if (fd < 0) {
- ret = -errno;
+ ret = fd;
PERROR("kernelctl syscall list");
goto error_ioctl;
}
/* Double memory size. */
new_nbmem = max(index, nbmem << 1);
- if (new_nbmem < nbmem) {
+ if (new_nbmem > (SIZE_MAX / sizeof(*new_list))) {
/* Overflow, stop everything, something went really wrong. */
ERR("Syscall listing memory size overflow. Stopping");
free(syscall_table);
}
syscall_table[index].index = index;
syscall_table[index].bitness = bitness;
- strncpy(syscall_table[index].name, name,
- sizeof(syscall_table[index].name));
+ if (lttng_strncpy(syscall_table[index].name, name,
+ sizeof(syscall_table[index].name))) {
+ ret = -EINVAL;
+ free(syscall_table);
+ syscall_table = NULL;
+ goto error;
+ }
/*
DBG("Syscall name '%s' at index %" PRIu32 " of bitness %u",
syscall_table[index].name,