Staging: lustre: ptlrpc: Declare sptlrpc_rule_set_choose as static

Declare sptlrpc_rule_set_choose as static since it is accessed from this
particular file only. Also remove its declaration from
header file
Signed-off-by: Shraddha Barke <shraddha.6596@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/include/lustre_sec.h

@@ -329,12 +329,6 @@ static inline void sptlrpc_rule_set_init(struct sptlrpc_rule_set *set)
 	memset(set, 0, sizeof(*set));
 }
 
-int sptlrpc_rule_set_choose(struct sptlrpc_rule_set *rset,
-			    enum lustre_sec_part from,
-			    enum lustre_sec_part to,
-			    lnet_nid_t nid,
-			    struct sptlrpc_flavor *sf);
-
 int  sptlrpc_process_config(struct lustre_cfg *lcfg);
 void sptlrpc_conf_log_start(const char *logname);
 void sptlrpc_conf_log_stop(const char *logname);

drivers/staging/lustre/lustre/ptlrpc/sec_config.c

@@ -373,7 +373,7 @@ static int sptlrpc_rule_set_merge(struct sptlrpc_rule_set *rset,
  * given from/to/nid, determine a matching flavor in ruleset.
  * return 1 if a match found, otherwise return 0.
  */
-int sptlrpc_rule_set_choose(struct sptlrpc_rule_set *rset,
+static int sptlrpc_rule_set_choose(struct sptlrpc_rule_set *rset,
 				   enum lustre_sec_part from,
 				   enum lustre_sec_part to,
 				   lnet_nid_t nid,
@@ -404,7 +404,6 @@ int sptlrpc_rule_set_choose(struct sptlrpc_rule_set *rset,
 
 	return 0;
 }
-EXPORT_SYMBOL(sptlrpc_rule_set_choose);
 
 /**********************************
  * sptlrpc configuration support  *