i40e: fix compile warning on checksum_local
i40e: fix compile warning on checksum_local

Compile testing with higher warning levels found this complaint:
i40e_nvm.c: warning: 'checksum_local' may be used uninitialized in
this function

Signed-off-by: Shannon Nelson <14bbe8f00ad7c6d888a504d41f5500c00531af99@intel.com>
Signed-off-by: Jesse Brandeburg <e6047e445db6578741afb14ef640164ef6b65e4f@intel.com>
Tested-by: Kavindya Deegala <0716ac131ef4b886955b7082f827ccaacb3c2837@intel.com>
Signed-off-by: Aaron Brown <4723df1d9a4136f7b76e1bf6434e33afc91d2139@intel.com>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs