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-rw-r--r--crypto/tcrypt.c37
1 files changed, 20 insertions, 17 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 1d864e9..4b9e23f 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -250,19 +250,19 @@ static void sg_init_aead(struct scatterlist *sg, char *xbuf[XBUFSIZE],
int np = (buflen + PAGE_SIZE - 1)/PAGE_SIZE;
int k, rem;
- np = (np > XBUFSIZE) ? XBUFSIZE : np;
- rem = buflen % PAGE_SIZE;
if (np > XBUFSIZE) {
rem = PAGE_SIZE;
np = XBUFSIZE;
+ } else {
+ rem = buflen % PAGE_SIZE;
}
+
sg_init_table(sg, np);
- for (k = 0; k < np; ++k) {
- if (k == (np-1))
- sg_set_buf(&sg[k], xbuf[k], rem);
- else
- sg_set_buf(&sg[k], xbuf[k], PAGE_SIZE);
- }
+ np--;
+ for (k = 0; k < np; k++)
+ sg_set_buf(&sg[k], xbuf[k], PAGE_SIZE);
+
+ sg_set_buf(&sg[k], xbuf[k], rem);
}
static void test_aead_speed(const char *algo, int enc, unsigned int secs,
@@ -280,16 +280,20 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs,
struct scatterlist *sgout;
const char *e;
void *assoc;
- char iv[MAX_IVLEN];
+ char *iv;
char *xbuf[XBUFSIZE];
char *xoutbuf[XBUFSIZE];
char *axbuf[XBUFSIZE];
unsigned int *b_size;
unsigned int iv_len;
+ iv = kzalloc(MAX_IVLEN, GFP_KERNEL);
+ if (!iv)
+ return;
+
if (aad_size >= PAGE_SIZE) {
pr_err("associate data length (%u) too big\n", aad_size);
- return;
+ goto out_noxbuf;
}
if (enc == ENCRYPT)
@@ -355,7 +359,7 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs,
iv_len = crypto_aead_ivsize(tfm);
if (iv_len)
- memset(&iv, 0xff, iv_len);
+ memset(iv, 0xff, iv_len);
crypto_aead_clear_flags(tfm, ~0);
printk(KERN_INFO "test %u (%d bit key, %d byte blocks): ",
@@ -408,6 +412,7 @@ out_nooutbuf:
out_noaxbuf:
testmgr_free_buf(xbuf);
out_noxbuf:
+ kfree(iv);
return;
}
@@ -764,10 +769,9 @@ static inline int do_one_ahash_op(struct ahash_request *req, int ret)
if (ret == -EINPROGRESS || ret == -EBUSY) {
struct tcrypt_result *tr = req->base.data;
- ret = wait_for_completion_interruptible(&tr->completion);
- if (!ret)
- ret = tr->err;
+ wait_for_completion(&tr->completion);
reinit_completion(&tr->completion);
+ ret = tr->err;
}
return ret;
}
@@ -993,10 +997,9 @@ static inline int do_one_acipher_op(struct ablkcipher_request *req, int ret)
if (ret == -EINPROGRESS || ret == -EBUSY) {
struct tcrypt_result *tr = req->base.data;
- ret = wait_for_completion_interruptible(&tr->completion);
- if (!ret)
- ret = tr->err;
+ wait_for_completion(&tr->completion);
reinit_completion(&tr->completion);
+ ret = tr->err;
}
return ret;

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