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(parent: 2b4f9ca) | patch
hfsplus: fix overflow in hfsplus_get_block
authorChristoph Hellwig <hch@tuxera.com>
Wed, 16 Feb 2011 08:34:17 +0000 (09:34 +0100)
committerChristoph Hellwig <hch@lst.de>
Thu, 30 Jun 2011 11:40:58 +0000 (13:40 +0200)
commitbf1a1b31fa3ea24e3a90821d69a5c3da066f7d6c
tree32a751e5c58854fbb5aff9797fe73f6122e0b3edtree | snapshot (tar.gz zip)
parent2b4f9ca8a575ce6d7ddb59d668e2be250bf86a8fcommit | diff
hfsplus: fix overflow in hfsplus_get_block

For filesystems larger than 2TB the final sector number passed to
map_bh might overflow the range representable in a 32-bit data type.
Make sure we use a sector_t for it and the arithmetics calculating it.

Signed-off-by: Christoph Hellwig <hch@tuxera.com>
fs/hfsplus/extents.c diff | blob | blame | history