From: Pedro Gimeno <4267396+pgimeno@users.noreply.github.com>
Date: Tue, 9 Jan 2018 18:07:14 +0000 (+0100)
Subject: Fix off-by-one in log output line length (#6896)
X-Git-Tag: 0.4.17~37
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=127b1fa6f8c014172f0f8e11de19ace0a6882c24;p=oweals%2Fminetest.git

Fix off-by-one in log output line length (#6896)
---

diff --git a/src/log.cpp b/src/log.cpp
index 589cfd909..0dec7dd70 100644
--- a/src/log.cpp
+++ b/src/log.cpp
@@ -347,13 +347,10 @@ void StringBuffer::push_back(char c)
 			flush(std::string(buffer, buffer_index));
 		buffer_index = 0;
 	} else {
-		int index = buffer_index;
-		buffer[index++] = c;
-		if (index >= BUFFER_LENGTH) {
+		buffer[buffer_index++] = c;
+		if (buffer_index >= BUFFER_LENGTH) {
 			flush(std::string(buffer, buffer_index));
 			buffer_index = 0;
-		} else {
-			buffer_index = index;
 		}
 	}
 }