提交 9bac019d 编写于 作者: T Tadeusz Struk 提交者: Herbert Xu

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: NTadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
上级 51a71634
......@@ -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 @@ static int __test_aead(struct crypto_aead *tfm, int enc,
out_noaxbuf:
testmgr_free_buf(xbuf);
out_noxbuf:
kfree(iv);
return ret;
}
......
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