sunrpc/cache: don't use custom hex_to_bin() converter
sunrpc/cache: don't use custom hex_to_bin() converter

Signed-off-by: Andy Shevchenko <e11a926d64056a9601d8b64a4b8e158f9732e628@gmail.com>
Cc: Trond Myklebust <6a1f9db795c9fc44be97d66ab114c53193bd3d13@netapp.com>
Cc: b7ed75a72369d225e80dfc096728fe72ac895841@vger.kernel.org
Signed-off-by: J. Bruce Fields <51738506c1b2ccb0761f23bdc612c93babf738ea@redhat.com>

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