+ scsi-gdthc-use-unaligned-access-helpers.patch added to -mm tree

[akpm@linux-foundation.org]

The patch titled
     scsi: gdth.c use unaligned access helpers
has been added to the -mm tree.  Its filename is
     scsi-gdthc-use-unaligned-access-helpers.patch

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See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this

The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/

------------------------------------------------------
Subject: scsi: gdth.c use unaligned access helpers
From: Harvey Harrison <harvey.harrison@gmail.com>

Remove two now unnecessary local vars.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Boaz Harrosh <bharrosh@panasas.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/scsi/gdth.c |   23 ++++++++++-------------
 1 file changed, 10 insertions(+), 13 deletions(-)

diff -puN drivers/scsi/gdth.c~scsi-gdthc-use-unaligned-access-helpers drivers/scsi/gdth.c
--- a/drivers/scsi/gdth.c~scsi-gdthc-use-unaligned-access-helpers
+++ a/drivers/scsi/gdth.c
@@ -131,6 +131,7 @@
 #include <asm/system.h>
 #include <asm/io.h>
 #include <asm/uaccess.h>
+#include <asm/unaligned.h>
 #include <linux/spinlock.h>
 #include <linux/blkdev.h>
 #include <linux/scatterlist.h>
@@ -2441,8 +2442,8 @@ static int gdth_fill_cache_cmd(gdth_ha_s
 {
     register gdth_cmd_str *cmdp;
     struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp);
-    ulong32 cnt, blockcnt;
-    ulong64 no, blockno;
+    ulong32 blockcnt;
+    ulong64 blockno;
     int i, cmd_index, read_write, sgcnt, mode64;
 
     cmdp = ha->pccb;
@@ -2510,19 +2511,15 @@ static int gdth_fill_cache_cmd(gdth_ha_s
 
     if (read_write) {
         if (scp->cmd_len == 16) {
-            memcpy(&no, &scp->cmnd[2], sizeof(ulong64));
-            blockno = be64_to_cpu(no);
-            memcpy(&cnt, &scp->cmnd[10], sizeof(ulong32));
-            blockcnt = be32_to_cpu(cnt);
+		blockno = get_unaligned_be64(&scp->cmnd[2]);
+		blockcnt = get_unaligned_be64(&scp->cmnd[10]);
         } else if (scp->cmd_len == 10) {
-            memcpy(&no, &scp->cmnd[2], sizeof(ulong32));
-            blockno = be32_to_cpu(no);
-            memcpy(&cnt, &scp->cmnd[7], sizeof(ushort));
-            blockcnt = be16_to_cpu(cnt);
+		blockno = get_unaligned_be32(&scp->cmnd[2]);
+		blockcnt = get_unaligned_be16(&scp->cmnd[7]);
         } else {
-            memcpy(&no, &scp->cmnd[0], sizeof(ulong32));
-            blockno = be32_to_cpu(no) & 0x001fffffUL;
-            blockcnt= scp->cmnd[4]==0 ? 0x100 : scp->cmnd[4];
+		blockno = get_unaligned_be32(&scp->cmnd[2]);
+		blockno &= 0x001fffffUL;
+		blockcnt= scp->cmnd[4]==0 ? 0x100 : scp->cmnd[4];
         }
         if (mode64) {
             cmdp->u.cache64.BlockNo = blockno;
_

Patches currently in -mm which might be from harvey.harrison@gmail.com are

origin.patch
linux-next.patch
cifs-remove-global_extern-macro.patch
mtd-diskonchipc-fix-sparse-endian-warnings.patch
lockd-trivial-sparse-endian-annotations.patch
pci-procc-sparse-endian-annotations.patch
scsi-replace-remaining-__function__-occurrences.patch
fusion-replace-remaining-__function__-occurrences.patch
scsi-replace-__inline-with-inline.patch
scsi-aic79xx_core-fix-shadowed-variables-add-statics.patch
scsi-aic79xx-aic79xx_pcic-fix-shadowed-variables.patch
scsi-gdthc-use-unaligned-access-helpers.patch
xfs-use-get_unaligned_-helpers.patch
xtensa-replace-remaining-__function__-occurences.patch
fs-ldm-use-get_unaligned_-helpers.patch
include-use-get-put_unaligned_-helpers.patch
lzo-use-get-put_unaligned_-helpers.patch
asm-generic-int-ll64h-always-provide-__su64.patch
olpc-olpc_batteryc-sparse-endian-annotations.patch
ecryptfs-cryptoc-use-unaligned-byteorder-helpers.patch
ecryptfs-inodec-mmapc-use-unaligned-byteorder-helpers.patch
markers-fix-sparse-integer-as-null-pointer-warning.patch
scsi-use-the-common-hex_asc-array-rather-than-a-private-one.patch
isdn-use-the-common-ascii-hex-helpers.patch
net-use-the-common-ascii-hex-helpers.patch
cris-use-the-common-ascii-hex-helpers.patch
frv-use-the-common-ascii-hex-helpers.patch
mips-use-the-common-ascii-hex-helpers.patch
ppc-use-the-common-ascii-hex-helpers.patch
ppc-use-the-common-ascii-hex-helpers-fix.patch
mn10300-use-the-common-ascii-hex-helpers.patch
byteorder-add-a-new-include-linux-swabh-to-define-byteswapping-functions.patch
byteorder-add-include-linux-byteorderh-to-define-endian-helpers.patch