git.samba.org
/
sfrench
/
cifs-2.6.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
| inline |
side by side
KVM: s390: prevent buffer overrun on memory hotplug during migration
[sfrench/cifs-2.6.git]
/
arch
/
s390
/
kvm
/
priv.c
diff --git
a/arch/s390/kvm/priv.c
b/arch/s390/kvm/priv.c
index 572496c688cc0c647bd220310bfdc6e9635d4723..0714bfa56da0f54cae66b26bd5329b18beb77b0b 100644
(file)
--- a/
arch/s390/kvm/priv.c
+++ b/
arch/s390/kvm/priv.c
@@
-1006,7
+1006,7
@@
static inline int do_essa(struct kvm_vcpu *vcpu, const int orc)
cbrlo[entries] = gfn << PAGE_SHIFT;
}
- if (orc) {
+ if (orc
&& gfn < ms->bitmap_size
) {
/* increment only if we are really flipping the bit to 1 */
if (!test_and_set_bit(gfn, ms->pgste_bitmap))
atomic64_inc(&ms->dirty_pages);