Since the filesystem doesn't explicitly set s->s_maxbytes, seeks will fail
beyond 2^32-1, due to s->s_maxbytes being set to the default of
MAX_NON_LFS.

Attached is the quick one liner fix.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>