1 files changed, 1 insertions, 1 deletions

diff --git a/src/common/unzip.c b/src/common/unzip.c
index 0de7778..a13f129 100644
--- a/src/common/unzip.c
+++ b/src/common/unzip.c
@@ -1347,7 +1347,7 @@ ec_read_file_func (voidpf opaque,
     {
       ret = ec->read (ec->cls,
                       &ptr,
-                      size);
+                      size - done);
       if (ret <= 0)
         return done;
       memcpy (buf + done, ptr, ret);