gsr32 494 net/compat.c struct compat_group_source_req __user *gsr32 = (void __user *)optval; gsr32 499 net/compat.c if (!access_ok(gsr32, sizeof(*gsr32)) || gsr32 502 net/compat.c __get_user(interface, &gsr32->gsr_interface) || gsr32 504 net/compat.c copy_in_user(&kgsr->gsr_group, &gsr32->gsr_group, gsr32 506 net/compat.c copy_in_user(&kgsr->gsr_source, &gsr32->gsr_source,