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crypto: tcrypt - fix S/G table for test_aead_speed()

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In case buffer length is a multiple of PAGE_SIZE,
the S/G table is incorrectly generated.
Fix this by handling buflen = k * PAGE_SIZE separately.

Signed-off-by: Robert Baronescu <robert.baronescu@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Robert Baronescu 2017-10-10 13:21:59 +03:00 committed by Herbert Xu
parent ecaaab5649
commit 5c6ac1d4f8
1 changed files with 4 additions and 2 deletions
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6
crypto/tcrypt.c
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@ -198,11 +198,13 @@ static void sg_init_aead(struct scatterlist *sg, char *xbuf[XBUFSIZE],
}
sg_init_table(sg, np + 1);
np--;
if (rem)
np--;
for (k = 0; k < np; k++)
sg_set_buf(&sg[k + 1], xbuf[k], PAGE_SIZE);
sg_set_buf(&sg[k + 1], xbuf[k], rem);
if (rem)
sg_set_buf(&sg[k + 1], xbuf[k], rem);
}
static void test_aead_speed(const char *algo, int enc, unsigned int secs,