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-rw-r--r--hw/ppc/spapr.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 869b72125a..765a44c133 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1065,7 +1065,7 @@ static void htab_save_first_pass(QEMUFile *f, sPAPREnvironment *spapr,
/* Consume valid HPTEs */
chunkstart = index;
- while ((index < htabslots)
+ while ((index < htabslots) && (index - chunkstart < USHRT_MAX)
&& HPTE_VALID(HPTE(spapr->htab, index))) {
index++;
CLEAN_HPTE(HPTE(spapr->htab, index));
@@ -1117,7 +1117,7 @@ static int htab_save_later_pass(QEMUFile *f, sPAPREnvironment *spapr,
chunkstart = index;
/* Consume valid dirty HPTEs */
- while ((index < htabslots)
+ while ((index < htabslots) && (index - chunkstart < USHRT_MAX)
&& HPTE_DIRTY(HPTE(spapr->htab, index))
&& HPTE_VALID(HPTE(spapr->htab, index))) {
CLEAN_HPTE(HPTE(spapr->htab, index));
@@ -1127,7 +1127,7 @@ static int htab_save_later_pass(QEMUFile *f, sPAPREnvironment *spapr,
invalidstart = index;
/* Consume invalid dirty HPTEs */
- while ((index < htabslots)
+ while ((index < htabslots) && (index - invalidstart < USHRT_MAX)
&& HPTE_DIRTY(HPTE(spapr->htab, index))
&& !HPTE_VALID(HPTE(spapr->htab, index))) {
CLEAN_HPTE(HPTE(spapr->htab, index));