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KVM: s390: get rid of bogus cc initialization 

The plo inline assembly has a cc output operand that is always written
to and is also as such an operand declared. Therefore the compiler is
free to omit the rather pointless and misleading initialization.

Get rid of this.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Heiko Carstens 2016-12-13 14:25:32 +01:00 committed by Christian Borntraeger
parent cd1836f583
commit d051ae5313
1 changed files with 1 additions and 1 deletions
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arch/s390/kvm/kvm-s390.c
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@ -217,7 +217,7 @@ static void allow_cpu_feat(unsigned long nr)
static inline int plo_test_bit(unsigned char nr) static inline int plo_test_bit(unsigned char nr)
{ {
register unsigned long r0 asm("0") = (unsigned long) nr | 0x100; register unsigned long r0 asm("0") = (unsigned long) nr | 0x100;
int cc = 3; /* subfunction not available */ int cc;
asm volatile( asm volatile(
/* Parameter registers are ignored for "test bit" */ /* Parameter registers are ignored for "test bit" */