Supposing that both the base and result sizes were both full size 64-bit values, their encoding would occupy only 9.2 bytes each. Therefore inflating 64 bytes is way overkill. Limit it to 20 bytes instead which should be plenty enough for a couple years to come. Signed-off-by: Nicolas Pitre <nico@xxxxxxx> --- diff --git a/sha1_file.c b/sha1_file.c index 25c0bf9..e89d24c 100644 --- a/sha1_file.c +++ b/sha1_file.c @@ -943,7 +943,7 @@ static int packed_delta_info(struct pack if (sizep) { const unsigned char *data; - unsigned char delta_head[64]; + unsigned char delta_head[20]; unsigned long result_size; z_stream stream; int st; - To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html