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[CRYPTO] scatterwalk: Restore custom sg chaining for now

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Unfortunately the generic chaining hasn't been ported to all architectures
yet, and notably not s390.  So this patch restores the chainging that we've
been using previously which does work everywhere.

Signed-off-by: Herbert Xu <[email protected]>
This commit is contained in:
Herbert Xu 2007-12-05 20:59:25 +11:00
commit b2ab4a57b0
5 changed files with 17 additions and 5 deletions
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4
crypto/scatterwalk.c
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@ -61,7 +61,7 @@ static void scatterwalk_pagedone(struct scatter_walk *walk, int out,
walk->offset += PAGE_SIZE - 1;
walk->offset &= PAGE_MASK;
if (walk->offset >= walk->sg->offset + walk->sg->length)
scatterwalk_start(walk, sg_next(walk->sg));
scatterwalk_start(walk, scatterwalk_sg_next(walk->sg));
}
}
@ -112,7 +112,7 @@ void scatterwalk_map_and_copy(void *buf, struct scatterlist *sg,
break;
offset += sg->length;
sg = sg_next(sg);
sg = scatterwalk_sg_next(sg);
}
scatterwalk_advance(&walk, start - offset);