kernel « malloc « C Q&A

1. malloc in kernel    stackoverflow.com

when i try to malloc at kernel mod i get screamed by the compiler :

res=(ListNode*)malloc(sizeof(ListNode));

/root/ex3/ex3mod.c:491: error: implicit declaration of function ‘malloc’

2. what are differences between kmalloc() kcalloc() vmalloc() and kzalloc()?    stackoverflow.com

Hi all, 

3. Malloc inside Kernel    stackoverflow.com

I am trying to compile a code that has a malloc function inside the kernel and i get this error:

Error   5   error : calling a host function("malloc") ...