Teach "delta" attribute to pack-objects.

diff --git a/sha1_file.c b/sha1_file.c
index e71552795ae72407861eb81124e2445c7780f8a4..12d2ef201197d93885d0adacd43d9621950a8615 100644 (file)
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -2251,7 +2251,7 @@ int read_pipe(int fd, char** return_buf, unsigned long* return_size)
 {
        char* buf = *return_buf;
        unsigned long size = *return_size;
-       int iret;
+       ssize_t iret;
        unsigned long off = 0;
 
        do {