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| author | Cristian Stoica <cristian.stoica@freescale.com> | 2015-01-28 13:07:32 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2015-02-04 20:59:42 +1100 |
| commit | 96692a7305c49845e3cbf5a60cfcb207c5dc4030 (patch) | |
| tree | a2afc355521cbe087c26e550c39a44995186a72e | |
| parent | 424a5da6919073392c11345d1b7baa9f31c62734 (diff) | |
| download | linux-exynos-96692a7305c49845e3cbf5a60cfcb207c5dc4030.tar.gz linux-exynos-96692a7305c49845e3cbf5a60cfcb207c5dc4030.tar.bz2 linux-exynos-96692a7305c49845e3cbf5a60cfcb207c5dc4030.zip | |
crypto: tcrypt - do not allocate iv on stack for aead speed tests
See also: 9bac019dad8098a77cce555d929f678e22111783
Signed-off-by: Cristian Stoica <cristian.stoica@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | crypto/tcrypt.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index 2b2486ad26ef..4b9e23fa4204 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -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; } |