diff options
Diffstat (limited to 'arch/s390/kvm/priv.c')
-rw-r--r-- | arch/s390/kvm/priv.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 07d0c1025cb9..d99f5f0305a0 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -365,7 +365,8 @@ static void handle_new_psw(struct kvm_vcpu *vcpu) #define PSW_ADDR_24 0x0000000000ffffffUL #define PSW_ADDR_31 0x000000007fffffffUL -static int is_valid_psw(psw_t *psw) { +int is_valid_psw(psw_t *psw) +{ if (psw->mask & PSW_MASK_UNASSIGNED) return 0; if ((psw->mask & PSW_MASK_ADDR_MODE) == PSW_MASK_BA) { @@ -376,6 +377,8 @@ static int is_valid_psw(psw_t *psw) { return 0; if ((psw->mask & PSW_MASK_ADDR_MODE) == PSW_MASK_EA) return 0; + if (psw->addr & 1) + return 0; return 1; } |