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Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

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Pull crypto fixes from Herbert Xu:
 - stack corruption fix for pseries hwrng driver
 - add missing DMA unmap in caam crypto driver
 - fix NUMA crash in qat crypto driver
 - fix buggy mapping of zero-length associated data in qat crypto driver

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  hwrng: pseries - port to new read API and fix stack corruption
  crypto: caam - fix missing dma unmap on error path
  crypto: qat - Enforce valid numa configuration
  crypto: qat - Prevent dma mapping zero length assoc data
This commit is contained in:
Linus Torvalds 2014-11-12 14:19:47 -08:00
commit 0a6cb34f46
9 changed files with 53 additions and 53 deletions
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11
drivers/char/hw_random/pseries-rng.c
View file

@ -25,18 +25,21 @@
#include <asm/vio.h>
static int pseries_rng_data_read(struct hwrng *rng, u32 *data)
static int pseries_rng_read(struct hwrng *rng, void *data, size_t max, bool wait)
{
u64 buffer[PLPAR_HCALL_BUFSIZE];
size_t size = max < 8 ? max : 8;
int rc;
rc = plpar_hcall(H_RANDOM, (unsigned long *)data);
rc = plpar_hcall(H_RANDOM, (unsigned long *)buffer);
if (rc != H_SUCCESS) {
pr_err_ratelimited("H_RANDOM call failed %d\n", rc);
return -EIO;
}
memcpy(data, buffer, size);
/* The hypervisor interface returns 64 bits */
return 8;
return size;
}
/**
@ -55,7 +58,7 @@ static unsigned long pseries_rng_get_desired_dma(struct vio_dev *vdev)
static struct hwrng pseries_rng = {
.name = KBUILD_MODNAME,
.data_read = pseries_rng_data_read,
.read = pseries_rng_read,
};
static int __init pseries_rng_probe(struct vio_dev *dev,