From: Alex Riesen <raa.lkml@gmail.com>
Date: Fri, 4 May 2007 21:51:32 +0000 (+0200)
Subject: Small correction in reading of commit headers
X-Git-Tag: v1.5.2-rc2~1^2
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=e102d4353d7cfd69a597cd976eabdcb74641be69;p=git.git

Small correction in reading of commit headers

Check if a line of the header has enough characters to possibly
contain the requested prefix.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
---

diff --git a/commit.c b/commit.c
index eb911f44d..7d78e786e 100644
--- a/commit.c
+++ b/commit.c
@@ -640,7 +640,9 @@ static char *get_header(const struct commit *commit, const char *key)
 			next = NULL;
 		} else
 			next = eol + 1;
-		if (!strncmp(line, key, key_len) && line[key_len] == ' ') {
+		if (eol - line > key_len &&
+		    !strncmp(line, key, key_len) &&
+		    line[key_len] == ' ') {
 			int len = eol - line - key_len;
 			char *ret = xmalloc(len);
 			memcpy(ret, line + key_len + 1, len - 1);