Bug 1212457 - crash at ARIARowAccessible::GroupPosition(), r=marcoz

This commit is contained in:
Alexander Surkov 2015-10-08 08:02:52 -04:00
parent be2fcd5567
commit ef66dec6ad

View File

@ -547,7 +547,8 @@ GroupPos
ARIARowAccessible::GroupPosition() ARIARowAccessible::GroupPosition()
{ {
int32_t count = 0, index = 0; int32_t count = 0, index = 0;
if (nsCoreUtils::GetUIntAttr(nsAccUtils::TableFor(this)->GetContent(), Accessible* table = nsAccUtils::TableFor(this);
if (table && nsCoreUtils::GetUIntAttr(table->GetContent(),
nsGkAtoms::aria_rowcount, &count) && nsGkAtoms::aria_rowcount, &count) &&
nsCoreUtils::GetUIntAttr(mContent, nsGkAtoms::aria_rowindex, &index)) { nsCoreUtils::GetUIntAttr(mContent, nsGkAtoms::aria_rowindex, &index)) {
return GroupPos(0, index, count); return GroupPos(0, index, count);