tree d2cf0a4f18f85654fae461a885c30fbd9c0287da
parent 16ba4f877ea0c32d2a491f94e092b6cf09f1b44a
author Chen Lin Z <lin.z.chen@intel.com> 1544427100 +0800
committer Lin Z Chen <lin.z.chen@intel.com> 1547085472 +0000

Fix file offset overflow issue when file's size > 4G

fs->blocksize is int(4 bytes), while data is off_t(8 bytes),
'data_blk = data & ~(fs->blocksize - 1)' will cause data_blk
lose high 4 bytes of data if data > 4G and it'll cause file
inconsistent when using -d option to populate ext4 image file.

Signed-off-by: Chen Lin Z <lin.z.chen@intel.com>