FROMLIST: dm verity fec: fix block calculation

do_div was replaced with div64_u64 at some point, causing a bug
with block calculation due to incompatible semantics of the two
functions.

Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Fixes: a739ff3f543a ("dm verity: add support for forward error correction")

Bug: None
Patchset: dm-verity

(patch from https://patchwork.kernel.org/patch/9191189/)
Signed-off-by: Mattias Nissler <mnissler@google.com>

Change-Id: Ib8f4b353e6db936e3da4f3914fd638f32035796b
1 file changed