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[PATCH 4.8 20/33] crypto: marvell - Dont copy hash operation twice into the SRAM

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4.8-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Romain Perier <romain.perier@free-electrons.com>

commit 68c7f8c1c4e9b06e6b153fa3e9e0cda2ef5aaed8 upstream.

No need to copy the template of an hash operation twice into the SRAM
from the step function.

Fixes: commit 85030c5168f1 ("crypto: marvell - Add support for chai...")
Signed-off-by: Romain Perier <romain.perier@free-electrons.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/crypto/marvell/hash.c |    3 ---
 1 file changed, 3 deletions(-)

--- a/drivers/crypto/marvell/hash.c
+++ b/drivers/crypto/marvell/hash.c
@@ -172,9 +172,6 @@ static void mv_cesa_ahash_std_step(struc
 	for (i = 0; i < digsize / 4; i++)
 		writel_relaxed(creq->state[i], engine->regs + CESA_IVDIG(i));
 
-	mv_cesa_adjust_op(engine, &creq->op_tmpl);
-	memcpy_toio(engine->sram, &creq->op_tmpl, sizeof(creq->op_tmpl));
-
 	if (creq->cache_ptr)
 		memcpy_toio(engine->sram + CESA_SA_DATA_SRAM_OFFSET,
 			    creq->cache, creq->cache_ptr);

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[PATCH 4.8 00/33] 4.8.15-stable review Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:20 +0100
  [PATCH 4.8 20/33] crypto: marvell - Dont copy hash operation twice into the SRAM Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:20 +0100
  [PATCH 4.8 33/33] crypto: rsa - Add Makefile dependencies to fix parallel builds Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:20 +0100
  [PATCH 4.8 32/33] hotplug: Make register and unregister notifier API symmetric Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:20 +0100
  [PATCH 4.8 02/33] powerpc/mm: Fix lazy icache flush on pre-POWER5 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:20 +0100
  [PATCH 4.8 17/33] acpi, nfit, libnvdimm: fix / harden ars_status output length handling Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:20 +0100
  [PATCH 4.8 28/33] ARM: dts: imx7d: fix LCDIF clock assignment Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:20 +0100
  [PATCH 4.8 30/33] m68k: Fix ndelay() macro Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:20 +0100
  [PATCH 4.8 31/33] batman-adv: Check for alloc errors when preparing TT local data Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:20 +0100
  [PATCH 4.8 05/33] parisc: Purge TLB before setting PTE Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 10/33] locking/rtmutex: Use READ_ONCE() in rt_mutex_owner() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 22/33] crypto: mcryptd - Check mcryptd algorithm compatibility Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 06/33] parisc: Remove unnecessary TLB purges from flush_dcache_page_asm and flush_icache_page_asm Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 16/33] acpi, nfit: fix extended status translations for ACPI DSMs Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 14/33] vhost-vsock: fix orphan connection reset Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 04/33] fuse: fix clearing suid, sgid for chown() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 23/33] crypto: marvell - Dont corrupt state of an STD req for re-stepped ahash Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 08/33] zram: restrict add/remove attributes to root only Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 07/33] parisc: Fix TLB related boot crash on SMP machines Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 15/33] perf/x86: Fix full width counter, counter overflow Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 11/33] device-dax: fix private mapping restriction, permit read-only Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 09/33] locking/rtmutex: Prevent dequeue vs. unlock race Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 18/33] acpi, nfit: validate ars_status output buffer size Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 13/33] sched/autogroup: Fix 64-bit kernel nice level adjustment Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 26/33] Revert "ACPI: Execute _PTS before system reboot" Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 03/33] powerpc/boot: Fix build failure in 32-bit boot wrapper Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 12/33] scsi: lpfc: fix oops/BUG in lpfc_sli_ringtxcmpl_put() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  [PATCH 4.8 24/33] can: raw: raw_setsockopt: limit number of can_filter that can be set Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 18:30 +0100
  Re: [PATCH 4.8 00/33] 4.8.15-stable review Shuah Khan <shuah.kh@samsung.com> - 2016-12-13 20:40 +0100
    Re: [PATCH 4.8 00/33] 4.8.15-stable review Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-13 21:10 +0100
  Re: [PATCH 4.8 00/33] 4.8.15-stable review Guenter Roeck <linux@roeck-us.net> - 2016-12-14 05:20 +0100
    Re: [PATCH 4.8 00/33] 4.8.15-stable review Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-12-14 13:50 +0100

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