1 files changed, 1 insertions, 1 deletions
diff --git a/src/misc/zlib/gzwrite.c b/src/misc/zlib/gzwrite.c
index 44e116de..19015b44 100644
--- a/src/misc/zlib/gzwrite.c
+++ b/src/misc/zlib/gzwrite.c
@@ -128,7 +128,7 @@ local int gz_zero(gz_statep state, z_off64_t len)
         n = GT_OFF(state->size) || (z_off64_t)state->size > len ?
             (unsigned)len : state->size;
         if (first) {
-            memset(state->in, 0, n);
+            memset(state->in, 0, (size_t)n);
             first = 0;
         }
         strm->avail_in = n;