make file error

[Srinivas Gitam]

sir,

     i am using redhat enterprise linux version 5.1 to do device
driver programs. when i was compiling makefile by using make command i
got this msg.
that is report bugs to <address@hidden>
make:***  all/default error 2

code in make file is

obj-m:d2.o
all/default :
<tab> make -c /lib/modules/'uname -r'/build M='pwd' modules

could please resolve my problem or let me know where i did mistake..