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authorTadeusz Struk <tadeusz.struk@intel.com>2014-05-19 20:51:33 +0400
committerHerbert Xu <herbert@gondor.apana.org.au>2014-05-22 17:03:18 +0400
commit9bac019dad8098a77cce555d929f678e22111783 (patch)
tree2a971b24ae290e12fa902923dce6732bcb11ab53 /crypto
parent51a716349946362dee27aa48b1987870cb69636b (diff)
downloadlinux-9bac019dad8098a77cce555d929f678e22111783.tar.xz
crypto: testmgr - Fix DMA-API warning
With DMA-API debug enabled testmgr triggers a "DMA-API: device driver maps memory from stack" warning, when tested on a crypto HW accelerator. Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/testmgr.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/crypto/testmgr.c b/crypto/testmgr.c
index dc3cf3535ef0..75c78e6b1a26 100644
--- a/crypto/testmgr.c
+++ b/crypto/testmgr.c
@@ -414,16 +414,18 @@ static int __test_aead(struct crypto_aead *tfm, int enc,
void *input;
void *output;
void *assoc;
- char iv[MAX_IVLEN];
+ char *iv;
char *xbuf[XBUFSIZE];
char *xoutbuf[XBUFSIZE];
char *axbuf[XBUFSIZE];
+ iv = kzalloc(MAX_IVLEN, GFP_KERNEL);
+ if (!iv)
+ return ret;
if (testmgr_alloc_buf(xbuf))
goto out_noxbuf;
if (testmgr_alloc_buf(axbuf))
goto out_noaxbuf;
-
if (diff_dst && testmgr_alloc_buf(xoutbuf))
goto out_nooutbuf;
@@ -767,6 +769,7 @@ out_nooutbuf:
out_noaxbuf:
testmgr_free_buf(xbuf);
out_noxbuf:
+ kfree(iv);
return ret;
}