tree 9140675832d488f40f5a4b230ff7c651a598dbf4
parent 296baae254c2e9ead4da5bfa57ecec86750331c7
author Jan Kara <jack@suse.cz> 1180683989 -0700
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1180711107 -0700

Fix possible UDF data corruption

update_next_aext() could possibly rewrite values in elen and eloc, possibly
leading to data corruption when rewriting a file.  Use temporary variables
instead.  Also advance cur_epos as it can also point to an indirect extent
pointer.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>