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(parent: 033cd66) | patch
Fix for btrfs_find_free_objectid
authorYan <yanzheng@21cn.com>
Tue, 22 Jan 2008 16:32:05 +0000 (11:32 -0500)
committerDavid Woodhouse <dwmw2@hera.kernel.org>
Tue, 22 Jan 2008 16:32:05 +0000 (11:32 -0500)
commit7c2844538143aebb26f0436c2760172017901536
tree84e64fedf666a1517b518b96acdfaf45c77f5bb1tree | snapshot
parent033cd664516345101a012141f74c141b571e7899commit | diff
Fix for btrfs_find_free_objectid

btrfs_find_free_objectid may return a used objectid due to arithmetic
underflow. This bug may happen when parameter 'root' is tree root,  so
it may cause serious problems when creating snapshot or sub-volume.
inode-map.c diff | blob | history
Domain: System / System Framework Device Management;