zlib: initialize git_zstream in git_deflate_init{,_gzip,_raw}

diff --git a/diff.c b/diff.c
index 3f1f08f9fd28173e10440c8436d57c14215c342c..c90cf72e0af68d9942e92d3d635fddfb975f05b8 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -2091,7 +2091,6 @@ static unsigned char *deflate_it(char *data,
        unsigned char *deflated;
        git_zstream stream;
 
-       memset(&stream, 0, sizeof(stream));
        git_deflate_init(&stream, zlib_compression_level);
        bound = git_deflate_bound(&stream, size);
        deflated = xmalloc(bound);