From: Max Kellermann <max.kellermann@gmail.com>
Date: Tue, 21 Mar 2017 21:28:14 +0000 (+0100)
Subject: wreadln: call g_list_length() only once
X-Git-Tag: v0.27~11
X-Git-Url: https://git.tokkee.org/?p=ncmpc.git;a=commitdiff_plain;h=1ba62833dcd82e0b637b7a56eaea785e2c3c49a9

wreadln: call g_list_length() only once
---

diff --git a/src/wreadln.c b/src/wreadln.c
index f45e474..4dde082 100644
--- a/src/wreadln.c
+++ b/src/wreadln.c
@@ -592,13 +592,15 @@ _wreadln(WINDOW *w,
 			*history = g_list_delete_link(*history, hcurrent);
 		}
 
-		while (g_list_length(*history) > wrln_max_history_length) {
+		unsigned history_length = g_list_length(*history);
+		while (history_length > wrln_max_history_length) {
 			GList *first = g_list_first(*history);
 
 			/* remove the oldest history entry  */
 			g_free(first->data);
 			first->data = NULL;
 			*history = g_list_delete_link(*history, first);
+			--history_length;
 		}
 	}