[RFC] iscsit_wait_for_tag() can be static

Fixes: 5aff7a710f13 ("Convert target drivers to use sbitmap")
Signed-off-by: Fengguang Wu <redacted>
---
 iscsi_target_util.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c
index 28bcffa..e147aef 100644
--- a/drivers/target/iscsi/iscsi_target_util.c
+++ b/drivers/target/iscsi/iscsi_target_util.c

@@ -147,7 +147,7 @@ void iscsit_free_r2ts_from_list(struct iscsi_cmd *cmd)
 	spin_unlock_bh(&cmd->r2t_lock);
 }
 
-int iscsit_wait_for_tag(struct se_session *se_sess, int state, int *cpup)
+static int iscsit_wait_for_tag(struct se_session *se_sess, int state, int *cpup)
 {
 	int tag = -1;
 	DEFINE_WAIT(wait);