ACPR/android_system_core
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge "fsmgr: fix integer overflow in fs_mgr"

Browse source
This commit is contained in:
Tom Cherry 2020-06-16 16:54:48 +00:00 • committed by Gerrit Code Review
commit be42841c61
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
fs_mgr/fs_mgr.cpp
View file

@ -331,7 +331,7 @@ static bool read_ext4_superblock(const std::string& blk_device, const FstabEntry
// try backup superblock, if main superblock is corrupted
for (unsigned int blocksize = EXT4_MIN_BLOCK_SIZE; blocksize <= EXT4_MAX_BLOCK_SIZE;
blocksize *= 2) {
unsigned int superblock = blocksize * 8;
uint64_t superblock = blocksize * 8;
if (blocksize == EXT4_MIN_BLOCK_SIZE) superblock++;
if (TEMP_FAILURE_RETRY(pread(fd, sb, sizeof(*sb), superblock * blocksize)) !=