add cast to silient compiler warning with 64bit systems.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/content_encoding.c b/lib/content_encoding.c
index 08cf1dccc..3b7d90c6f 100644
--- a/lib/content_encoding.c
+++ b/lib/content_encoding.c
@@ -365,7 +365,7 @@ Curl_unencode_gzip_write(struct connectdata *conn,
     ssize_t hlen;
     unsigned char *oldblock = z->next_in;
 
-    z->avail_in += nread;
+    z->avail_in += (uInt)nread;
     z->next_in = realloc(z->next_in, z->avail_in);
     if(z->next_in == NULL) {
       free(oldblock);