From: Carl Worth <cworth@cworth.org>
Date: Sat, 18 Feb 2006 00:14:52 +0000 (-0800)
Subject: Prevent git-upload-pack segfault if object cannot be found
X-Git-Tag: v1.2.2~5
X-Git-Url: https://git.octo.it/?a=commitdiff_plain;h=b5b16990f8b074bd0481ced047b8f8bf66eee6dc;p=git.git

Prevent git-upload-pack segfault if object cannot be found

Signed-off-by: Carl Worth <cworth@cworth.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
---

diff --git a/sha1_file.c b/sha1_file.c
index 3d11a9bf..f08b1d6e 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -551,8 +551,10 @@ static void prepare_packed_git_one(char *objdir, int local)
 	sprintf(path, "%s/pack", objdir);
 	len = strlen(path);
 	dir = opendir(path);
-	if (!dir)
+	if (!dir) {
+		fprintf(stderr, "unable to open object pack directory: %s: %s\n", path, strerror(errno));
 		return;
+	}
 	path[len++] = '/';
 	while ((de = readdir(dir)) != NULL) {
 		int namelen = strlen(de->d_name);
diff --git a/upload-pack.c b/upload-pack.c
index d1980556..3606529f 100644
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -216,6 +216,9 @@ static int send_ref(const char *refname, const unsigned char *sha1)
 	static char *capabilities = "multi_ack";
 	struct object *o = parse_object(sha1);
 
+	if (!o)
+		die("git-upload-pack: cannot find object %s:", sha1_to_hex(sha1));
+
 	if (capabilities)
 		packet_write(1, "%s %s%c%s\n", sha1_to_hex(sha1), refname,
 			0, capabilities);