driver core: remove KOBJ_NAME_LEN define

Kobjects do not have a limit in name size since a while, so stop
pretending that they do.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

6 files changed, 6 insertions, 8 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index 0e1d24c2ed41..fba1bb0d1758 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -29,8 +29,7 @@
 /* DEVICE_NAME_HALF is really less than half to accommodate slop */
 #define DEVICE_NAME_HALF        __stringify(20)
 #define DEVICE_ID_SIZE          32
-#define BUS_ID_SIZE             KOBJ_NAME_LEN
-
+#define BUS_ID_SIZE             20
 
 struct device;
 struct device_driver;
diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index 39e709f88aa0..d542faa6cb47 100644
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -26,7 +26,6 @@
 #include <linux/wait.h>
 #include <asm/atomic.h>
 
-#define KOBJ_NAME_LEN                   20
 #define UEVENT_HELPER_PATH_LEN          256
 #define UEVENT_NUM_ENVP                 32      /* number of env pointers */
 #define UEVENT_BUFFER_SIZE              2048    /* buffer for the variables */
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index 387e428f1cdf..b9a76c972084 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -733,7 +733,7 @@ struct spi_board_info {
          * controller_data goes to spi_device.controller_data,
          * irq is copied too
          */
-        char            modalias[KOBJ_NAME_LEN];
+        char            modalias[32];
         const void      *platform_data;
         void            *controller_data;
         int             irq;
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 1834fdfe82a7..a594bac4a77d 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -623,7 +623,7 @@ struct Scsi_Host {
         /*
          * Optional work queue to be utilized by the transport
          */
-        char work_q_name[KOBJ_NAME_LEN];
+        char work_q_name[20];
         struct workqueue_struct *work_q;
 
         /*
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index 06f72bab9df0..878373c32ef7 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -489,9 +489,9 @@ struct fc_host_attrs {
         u16 npiv_vports_inuse;
 
         /* work queues for rport state manipulation */
-        char work_q_name[KOBJ_NAME_LEN];
+        char work_q_name[20];
         struct workqueue_struct *work_q;
-        char devloss_work_q_name[KOBJ_NAME_LEN];
+        char devloss_work_q_name[20];
         struct workqueue_struct *devloss_work_q;
 };
 
diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h
index f5444e033cc9..8b6c91df4c7a 100644
--- a/include/scsi/scsi_transport_iscsi.h
+++ b/include/scsi/scsi_transport_iscsi.h
@@ -198,7 +198,7 @@ struct iscsi_cls_host {
         atomic_t nr_scans;
         struct mutex mutex;
         struct workqueue_struct *scan_workq;
-        char scan_workq_name[KOBJ_NAME_LEN];
+        char scan_workq_name[20];
 };
 
 extern void iscsi_host_for_each_session(struct Scsi_Host *shost,