drivers/firmware/iscsi_ibft.c: make 3 functions static

This patch makes the following needlessly global functions static:
- ibft_attr_show_initiator()
- ibft_attr_show_nic()
- ibft_attr_show_target()
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Konrad Rzeszutek <ketuzsezr@darnok.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/firmware/iscsi_ibft.c

@@ -334,7 +334,7 @@ static void ibft_release(struct kobject *kobj)
 /*
  *  Routines for parsing the iBFT data to be human readable.
  */
-ssize_t ibft_attr_show_initiator(struct ibft_kobject *entry,
+static ssize_t ibft_attr_show_initiator(struct ibft_kobject *entry,
 					struct ibft_attribute *attr,
 					char *buf)
 {
@@ -376,7 +376,7 @@ ssize_t ibft_attr_show_initiator(struct ibft_kobject *entry,
 	return str - buf;
 }
 
-ssize_t ibft_attr_show_nic(struct ibft_kobject *entry,
+static ssize_t ibft_attr_show_nic(struct ibft_kobject *entry,
 				  struct ibft_attribute *attr,
 				  char *buf)
 {
@@ -440,7 +440,7 @@ ssize_t ibft_attr_show_nic(struct ibft_kobject *entry,
 	return str - buf;
 };
 
-ssize_t ibft_attr_show_target(struct ibft_kobject *entry,
+static ssize_t ibft_attr_show_target(struct ibft_kobject *entry,
 				     struct ibft_attribute *attr,
 				     char *buf)
 {