Fix unsigned integer overflow of i, which gives SIGABRT
Bug: 147640670
Test: None
Change-Id: I157aacbf9ddaa6a91eccd940573cf187b58e8d5e
diff --git a/fs_mgr/fs_mgr.cpp b/fs_mgr/fs_mgr.cpp
index 03c7943..ed82066 100644
--- a/fs_mgr/fs_mgr.cpp
+++ b/fs_mgr/fs_mgr.cpp
@@ -1092,7 +1092,9 @@
return FS_MGR_MNTALL_FAIL;
}
- for (size_t i = 0; i < fstab->size(); i++) {
+ // Keep i int to prevent unsigned integer overflow from (i = top_idx - 1),
+ // where top_idx is 0. It will give SIGABRT
+ for (int i = 0; i < static_cast<int>(fstab->size()); i++) {
auto& current_entry = (*fstab)[i];
// If a filesystem should have been mounted in the first stage, we