Minor kmalloc() fix

TODO

@@ -11,6 +11,7 @@ TODO
 [x] Paging
 [x] Serial monitor
 [ ] Make dedicated asm functions like lidt(), sti(), ...
+[ ] Add something like <errno.h> in the kernel
 [x] PIT
 [ ] RTC
 [ ] HPET

kernel/src/kmalloc.c

@@ -59,7 +59,7 @@ void kmalloc_merge() {
 		if (current->free && current->next->free) {
 			current->size += current->next->size + sizeof(struct kmalloc_node);
 			current->next = current->next->next;
-			break;
+			continue;
 		}
 
 		current = current->next;