Staging: hv: netvsc: fix up driver_data usage
Staging: hv: netvsc: fix up driver_data usage

driver_data is gone now from struct device, so use the proper functions
to access it instead.

Thanks to Bill Pemberton for pointing out this build error.

Cc: Bill Pemberton <6208e3c588e4690c7dfac5e95777d6a902c5fb27@viridian.itc.Virginia.EDU>
Cc: Hank Janssen <e6f1dacc1d794bd13c3a15bd13b25100c5d4d1f8@microsoft.com>
Cc: Haiyang Zhang <6c26c5044f1d67d9ed5db6596adb36d25510e216@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@suse.de>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas