query_refspecs(): move some constants out of the loop

Signed-off-by: NMichael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: NJunio C Hamano <gitster@pobox.com>

remote.c

@@ -825,6 +825,8 @@ static int query_refspecs(struct refspec *refs, int ref_count, struct refspec *q
 {
 	int i;
 	int find_src = !query->src;
+	const char *needle = find_src ? query->dst : query->src;
+	char **result = find_src ? &query->src : &query->dst;
 
 	if (find_src && !query->dst)
 		return error("query_refspecs: need either src or dst");
@@ -833,8 +835,6 @@ static int query_refspecs(struct refspec *refs, int ref_count, struct refspec *q
 		struct refspec *refspec = &refs[i];
 		const char *key = find_src ? refspec->dst : refspec->src;
 		const char *value = find_src ? refspec->src : refspec->dst;
-		const char *needle = find_src ? query->dst : query->src;
-		char **result = find_src ? &query->src : &query->dst;
 
 		if (!refspec->dst)
 			continue;