Allow cloning to an existing empty directory

diff --git a/index-pack.c b/index-pack.c
index fe75332a9cd492fa109d07904de39f0eafa75c7e..2931511e8cd9f2a825d1eb949858ea9b305c337f 100644 (file)
--- a/index-pack.c
+++ b/index-pack.c
@@ -178,7 +178,7 @@ static char *open_pack_file(char *pack_name)
                } else
                        output_fd = open(pack_name, O_CREAT|O_EXCL|O_RDWR, 0600);
                if (output_fd < 0)
-                       die("unable to create %s: %s\n", pack_name, strerror(errno));
+                       die("unable to create %s: %s", pack_name, strerror(errno));
                pack_fd = output_fd;
        } else {
                input_fd = open(pack_name, O_RDONLY);
@@ -338,7 +338,7 @@ static void *unpack_raw_entry(struct object_entry *obj, union delta_base *delta_
                        base_offset = (base_offset << 7) + (c & 127);
                }
                delta_base->offset = obj->idx.offset - base_offset;
-               if (delta_base->offset >= obj->idx.offset)
+               if (delta_base->offset <= 0 || delta_base->offset >= obj->idx.offset)
                        bad_object(obj->idx.offset, "delta base offset is out of bound");
                break;
        case OBJ_COMMIT: