make -C /root/armlinuxsrc/FS2410_linux2.6.8.1-0712 M=/root/mypro/example/drv modules
make[1]: Entering directory `/root/armlinuxsrc/FS2410_linux2.6.8.1-0712'
  Building modules, stage 2.
  MODPOST
  LD [M]  /root/mypro/example/drv/newtest.ko
/usr/local/arm/3.3.2/bin/arm-linux-ld: /root/mypro/example/drv/newtest.o: Relocations in generic ELF (EM: 3)
/root/mypro/example/drv/newtest.o: could not read symbols: 文件格式错误
make[2]: *** [/root/mypro/example/drv/newtest.ko] 错误 1
make [1]: *** [modules] 错误 2
make[1]: Leaving directory `/root/armlinuxsrc/FS2410_linux2.6.8.1-0712'
make: *** [modules] 错误 2
解决办法： 我重新执行了一下make 中clean命令 把*.O的文件都删除了 再重新执行一下make接 可以生成.ko文件了