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authorDavid Hildenbrand <david@redhat.com>2017-08-30 18:06:00 +0200
committerChristian Borntraeger <borntraeger@de.ibm.com>2017-08-31 13:49:39 +0200
commit8149fc07724a1eee65d772749935bd923ae4f686 (patch)
tree224fda511f003976bb19b772b56f0dc41a493e8d /arch/s390
parent1935222dc2f22ea885e7a7ece6d1be586aafe4a1 (diff)
KVM: s390: guestdbg: fix range check
Looks like the "overflowing" range check is wrong. |=======b-------a=======| addr >= a || addr <= b Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20170830160603.5452-2-david@redhat.com> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/kvm/guestdbg.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kvm/guestdbg.c b/arch/s390/kvm/guestdbg.c
index c2e0ddc1356e..bcbd86621d01 100644
--- a/arch/s390/kvm/guestdbg.c
+++ b/arch/s390/kvm/guestdbg.c
@@ -308,7 +308,7 @@ static inline int in_addr_range(u64 addr, u64 a, u64 b)
return (addr >= a) && (addr <= b);
else
/* "overflowing" interval */
- return (addr <= a) && (addr >= b);
+ return (addr >= a) || (addr <= b);
}
#define end_of_range(bp_info) (bp_info->addr + bp_info->len - 1)