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>
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 5146367..9f6f10b 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -258,12 +258,12 @@
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 @@
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 @@
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);