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authorHerbert Xu <herbert@gondor.apana.org.au>2015-06-17 14:05:26 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2015-06-18 14:45:33 +0800
commit31267270a355945e172de4927140dd26ff292461 (patch)
treec4dc7ff55e362a3e8cbd78379d1c0c82afb685d2 /crypto
parent4e4aab63d7456fb3db108ad8eead8e330d5fb958 (diff)
downloadlinux-stericsson-31267270a355945e172de4927140dd26ff292461.tar.gz
crypto: tcrypt - Fixed AEAD speed test setup
The AEAD speed test SG list setup did not correctly mark the AD, potentially causing a crash. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/tcrypt.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 5146367f4a1f..9f6f10b498ba 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -258,12 +258,12 @@ static void sg_init_aead(struct scatterlist *sg, char *xbuf[XBUFSIZE],
rem = buflen % PAGE_SIZE;
}
- sg_init_table(sg, np);
+ sg_init_table(sg, np + 1);
np--;
for (k = 0; k < np; k++)
- sg_set_buf(&sg[k], xbuf[k], PAGE_SIZE);
+ sg_set_buf(&sg[k + 1], xbuf[k], PAGE_SIZE);
- sg_set_buf(&sg[k], xbuf[k], rem);
+ sg_set_buf(&sg[k + 1], xbuf[k], rem);
}
static void test_aead_speed(const char *algo, int enc, unsigned int secs,
@@ -337,8 +337,6 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs,
do {
assoc = axbuf[0];
memset(assoc, 0xff, aad_size);
- sg_set_buf(&sg[0], assoc, aad_size);
- sg_set_buf(&sgout[0], assoc, aad_size);
if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) {
pr_err("template (%u) too big for tvmem (%lu)\n",
@@ -374,12 +372,15 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs,
goto out;
}
- sg_init_aead(&sg[1], xbuf,
+ sg_init_aead(sg, xbuf,
*b_size + (enc ? authsize : 0));
- sg_init_aead(&sgout[1], xoutbuf,
+ sg_init_aead(sgout, xoutbuf,
*b_size + (enc ? authsize : 0));
+ sg_set_buf(&sg[0], assoc, aad_size);
+ sg_set_buf(&sgout[0], assoc, aad_size);
+
aead_request_set_crypt(req, sg, sgout, *b_size, iv);
aead_request_set_ad(req, aad_size);