poll: init changes

kernel-src/sys/elf.c

@@ -52,7 +52,6 @@ static mmuflags_t flagstommuflags(int flags) {
 }
 
 static int load(vnode_t *vnode, elfph64_t *ph) {
-	// TODO verify that the load address doesn't intersect the kernel
 	int error = 0;
 	uintmax_t foffset = ph->offset;
 	uintptr_t mempos = ph->memaddr;

kernel-src/sys/syscalls/poll.c

@@ -30,14 +30,13 @@ syscallret_t syscall_poll(context_t *, pollfd_t *fds, size_t nfds, int timeoutms
 
 	memcpy(fdsbuff, fds, fdsbuffsize);
 
-	polldesc_t desc = {0};
+	polldesc_t desc;
 	// when nfds is 0, poll is used as a sleep.
 	// therefore, initialize the desc size to one descriptor in that case.
 	ret.errno = poll_initdesc(&desc, nfds == 0 ? 1 : nfds);
 	if (ret.errno) {
 		goto cleanup;
 	}
-	__assert(spinlock_try(&desc.lock));
 
 	size_t eventcount = 0;