gralloc: Fix integer overflow in roundUpToPageSize

- Changed the input and return value from integer to size_t in roundUpToPageSize Change-Id: I526b90d3d85cd263b1a4dd524bd3e759ff0fd491
2022-11-22 15:35:34 -05:00
parent 8b8cd1a8dc
commit 2a4c372675
1 changed files with 1 additions and 1 deletions
--- a/gralloc/gralloc_priv.h
+++ b/gralloc/gralloc_priv.h
@@ -73,7 +73,7 @@
 #define USE_SYSTEM_HEAP_FOR_SENSORS          GRALLOC_PROP("use_system_heap_for_sensors")

 #define ROUND_UP_PAGESIZE(x) roundUpToPageSize(x)
-inline int roundUpToPageSize(int x) {
+inline size_t roundUpToPageSize(size_t x) {
  return (x + (getpagesize() - 1)) & ~(getpagesize() - 1);
 }