Commit 85c6201a authored by David S. Miller's avatar David S. Miller Committed by Herbert Xu

crypto: scatterwalk - Fix scatterwalk_done() test

We are done with the scattergather entry when the walk offset goes
past sg->offset + sg->length, not when it crosses a page boundary.

There is a similarly queer test in the second half of
scatterwalk_pagedone() that probably needs some scrutiny.
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 3385329a
......@@ -68,7 +68,7 @@ static void scatterwalk_pagedone(struct scatter_walk *walk, int out,
void scatterwalk_done(struct scatter_walk *walk, int out, int more)
{
if (!offset_in_page(walk->offset) || !more)
if (!(scatterwalk_pagelen(walk) & (PAGE_SIZE - 1)) || !more)
scatterwalk_pagedone(walk, out, more);
}
EXPORT_SYMBOL_GPL(scatterwalk_done);
......
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