shpchp: remove unnecessary cmd_busy member from struct controller

This patch removes unnecessary cmd_busy member from struct
controller. Read command status register instead of using cmd_busy.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h
index c7103ac5cd06..7e7d490622e1 100644
--- a/drivers/pci/hotplug/shpchp.h
+++ b/drivers/pci/hotplug/shpchp.h
@@ -103,7 +103,6 @@ struct controller {
         u32 cap_offset;
         unsigned long mmio_base;
         unsigned long mmio_size;
-        volatile int cmd_busy;
 };