Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (138 commits)
  [SCSI] libata: implement minimal transport template for ->eh_timed_out
  [SCSI] eliminate rphy allocation in favour of expander/end device allocation
  [SCSI] convert mptsas over to end_device/expander allocations
  [SCSI] allow displaying and setting of cache type via sysfs
  [SCSI] add scsi_mode_select to scsi_lib.c
  [SCSI] 3ware 9000 add big endian support
  [SCSI] qla2xxx: update MAINTAINERS
  [SCSI] scsi: move target_destroy call
  [SCSI] fusion - bump version
  [SCSI] fusion - expander hotplug suport in mptsas module
  [SCSI] fusion - exposing raid components in mptsas
  [SCSI] fusion - memory leak, and initializing fields
  [SCSI] fusion - exclosure misspelled
  [SCSI] fusion - cleanup mptsas event handling functions
  [SCSI] fusion - removing target_id/bus_id from the VirtDevice structure
  [SCSI] fusion - static fix's
  [SCSI] fusion - move some debug firmware event debug msgs to verbose level
  [SCSI] fusion - loginfo header update
  [SCSI] add scsi_reprobe_device
  [SCSI] megaraid_sas: fix extended timeout handling
  ...

1 files changed, 5 insertions, 13 deletions

diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 0e0ca8f..7405d0d 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -44,7 +44,6 @@ static int sg_version_num = 30533;	/* 2 digits for each component */
 #include <linux/poll.h>
 #include <linux/smp_lock.h>
 #include <linux/moduleparam.h>
-#include <linux/devfs_fs_kernel.h>
 #include <linux/cdev.h>
 #include <linux/seq_file.h>
 #include <linux/blkdev.h>
@@ -1332,7 +1331,7 @@ static int sg_alloc(struct gendisk *disk, struct scsi_device *scsidp)
 	void *old_sg_dev_arr = NULL;
 	int k, error;
 
-	sdp = kmalloc(sizeof(Sg_device), GFP_KERNEL);
+	sdp = kzalloc(sizeof(Sg_device), GFP_KERNEL);
 	if (!sdp) {
 		printk(KERN_WARNING "kmalloc Sg_device failure\n");
 		return -ENOMEM;
@@ -1344,12 +1343,11 @@ static int sg_alloc(struct gendisk *disk, struct scsi_device *scsidp)
 		int tmp_dev_max = sg_nr_dev + SG_DEV_ARR_LUMP;
 		write_unlock_irqrestore(&sg_dev_arr_lock, iflags);
 
-		tmp_da = kmalloc(tmp_dev_max * sizeof(Sg_device *), GFP_KERNEL);
+		tmp_da = kzalloc(tmp_dev_max * sizeof(Sg_device *), GFP_KERNEL);
 		if (unlikely(!tmp_da))
 			goto expand_failed;
 
 		write_lock_irqsave(&sg_dev_arr_lock, iflags);
-		memset(tmp_da, 0, tmp_dev_max * sizeof(Sg_device *));
 		memcpy(tmp_da, sg_dev_arr, sg_dev_max * sizeof(Sg_device *));
 		old_sg_dev_arr = sg_dev_arr;
 		sg_dev_arr = tmp_da;
@@ -1362,7 +1360,6 @@ static int sg_alloc(struct gendisk *disk, struct scsi_device *scsidp)
 	if (unlikely(k >= SG_MAX_DEVS))
 		goto overflow;
 
-	memset(sdp, 0, sizeof(*sdp));
 	SCSI_LOG_TIMEOUT(3, printk("sg_alloc: dev=%d \n", k));
 	sprintf(disk->disk_name, "sg%d", k);
 	disk->first_minor = k;
@@ -1429,14 +1426,10 @@ sg_add(struct class_device *cl_dev, struct class_interface *cl_intf)
 	k = error;
 	sdp = sg_dev_arr[k];
 
-	devfs_mk_cdev(MKDEV(SCSI_GENERIC_MAJOR, k),
-			S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP,
-			"%s/generic", scsidp->devfs_name);
 	error = cdev_add(cdev, MKDEV(SCSI_GENERIC_MAJOR, k), 1);
-	if (error) {
-		devfs_remove("%s/generic", scsidp->devfs_name);
+	if (error)
 		goto out;
-	}
+
 	sdp->cdev = cdev;
 	if (sg_sysfs_valid) {
 		struct class_device * sg_class_member;
@@ -1526,7 +1519,6 @@ sg_remove(struct class_device *cl_dev, struct class_interface *cl_intf)
 		class_device_destroy(sg_sysfs_class, MKDEV(SCSI_GENERIC_MAJOR, k));
 		cdev_del(sdp->cdev);
 		sdp->cdev = NULL;
-		devfs_remove("%s/generic", scsidp->devfs_name);
 		put_disk(sdp->disk);
 		sdp->disk = NULL;
 		if (NULL == sdp->headfp)
@@ -1548,6 +1540,7 @@ MODULE_AUTHOR("Douglas Gilbert");
 MODULE_DESCRIPTION("SCSI generic (sg) driver");
 MODULE_LICENSE("GPL");
 MODULE_VERSION(SG_VERSION_STR);
+MODULE_ALIAS_CHARDEV_MAJOR(SCSI_GENERIC_MAJOR);
 
 MODULE_PARM_DESC(def_reserved_size, "size of buffer reserved for each fd");
 MODULE_PARM_DESC(allow_dio, "allow direct I/O (default: 0 (disallow))");
@@ -2943,4 +2936,3 @@ static int sg_proc_seq_show_debug(struct seq_file *s, void *v)
 
 module_init(init_sg);
 module_exit(exit_sg);
-MODULE_ALIAS_CHARDEV_MAJOR(SCSI_GENERIC_MAJOR);