Description: f2fs: fix a dead loop in f2fs_fiemap()
References:
Notes:
 bwh> Appears to be a regression introduced in Linux 4.2 by commit
 bwh> 003a3e1d60b0 "f2fs: add f2fs_map_blocks".
Bugs:
upstream: released (4.11-rc1) [b86e33075ed1909d8002745b56ecf73b833db143]
4.9-upstream-stable: released (4.9.100) [b8bf4b886b82585202ab4ee169718656661cb89e]
3.16-upstream-stable: N/A "Vulnerability introduced later"
3.2-upstream-stable: N/A "Vulnerable code not present"
sid: released (4.11.6-1)
4.9-stretch-security: released (4.9.88-1) [bugfix/all/f2fs-fix-a-dead-loop-in-f2fs_fiemap.patch]
3.16-jessie-security: N/A "Vulnerability introduced later"
3.2-wheezy-security: N/A "Vulnerable code not present"