s390/pci: fix kmsg component

KMSG_COMPONENT has to be defined instead of COMPONENT.

Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

drivers/pci/hotplug/s390_pci_hpc.c

@@ -7,8 +7,8 @@
  *   Jan Glauber <jang@linux.vnet.ibm.com>
  */
 
-#define COMPONENT "zPCI hpc"
-#define pr_fmt(fmt) COMPONENT ": " fmt
+#define KMSG_COMPONENT "zpci"
+#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
 
 #include <linux/module.h>
 #include <linux/kernel.h>