From 09a3aa5ae7781a0e461373ede6bc10129cb3f5de Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Fri, 26 Feb 2016 13:14:43 +0100
Subject: about: path_info might not be valid

---
 cmd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cmd.c b/cmd.c
index 0375c5a..d280e95 100644
--- a/cmd.c
+++ b/cmd.c
@@ -39,9 +39,10 @@ static void atom_fn(void)
 static void about_fn(void)
 {
 	if (ctx.repo) {
+		size_t path_info_len = ctx.env.path_info ? strlen(ctx.env.path_info) : 0;
 		if (!ctx.qry.path &&
 		    ctx.qry.url[strlen(ctx.qry.url) - 1] != '/' &&
-		    ctx.env.path_info[strlen(ctx.env.path_info) - 1] != '/') {
+		    (!path_info_len || ctx.env.path_info[path_info_len - 1] != '/')) {
 			char *currenturl = cgit_currenturl();
 			char *redirect = fmtalloc("%s/", currenturl);
 			cgit_redirect(redirect, true);
-- 
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