GitHub-Mirror/linux-bl808
2
0
Fork 0
mirror of https://github.com/Fishwaldo/linux-bl808.git synced 2025-06-05 14:14:54 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

KVM: s390: pfmf: handle address overflows

Browse source 
In theory, end could always end up being < start, if overflowing to 0.
Although very unlikely for now, let's just fix it.

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
David Hildenbrand 2016-05-12 14:07:05 +02:00 • committed by Christian Borntraeger
parent 1824c723ac
commit 695be0e7a2
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
arch/s390/kvm/priv.c
View file

@ -715,7 +715,7 @@ static int handle_pfmf(struct kvm_vcpu *vcpu)
return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION);
}
while (start < end) {
while (start != end) {
unsigned long useraddr;
/* Translate guest address to host address */