powerpc/mm/hash: Convert mask to unsigned long

This doesn't have any functional change. But helps in avoiding mistakes
in case the shift bit changes

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Aneesh Kumar K.V 2017-03-22 09:06:56 +05:30 committed by Michael Ellerman
parent e6f81a9201
commit 59248aecc4

View file

@ -409,7 +409,7 @@ static inline unsigned long hpt_vpn(unsigned long ea,
static inline unsigned long hpt_hash(unsigned long vpn, static inline unsigned long hpt_hash(unsigned long vpn,
unsigned int shift, int ssize) unsigned int shift, int ssize)
{ {
int mask; unsigned long mask;
unsigned long hash, vsid; unsigned long hash, vsid;
/* VPN_SHIFT can be atmost 12 */ /* VPN_SHIFT can be atmost 12 */