提交 0587da40 编写于 作者: C Catalin Marinas

kmemleak: Release the object lock before calling put_object()

The put_object() function may free the object if the use_count
dropped to 0. There shouldn't be further accesses to such object unless
it is known that the use_count is non-zero.
Signed-off-by: NCatalin Marinas <catalin.marinas@arm.com>
上级 a6f5aa1e
......@@ -1025,11 +1025,14 @@ static void scan_block(void *_start, void *_end,
* added to the gray_list.
*/
object->count++;
if (color_gray(object))
if (color_gray(object)) {
list_add_tail(&object->gray_list, &gray_list);
else
put_object(object);
spin_unlock_irqrestore(&object->lock, flags);
continue;
}
spin_unlock_irqrestore(&object->lock, flags);
put_object(object);
}
}
......
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