tcldot myiodisc_memiofread: remove unnecessary cast

This pointer implicitly coerces.

diff --git a/tclpkg/tcldot/tcldot-io.c b/tclpkg/tcldot/tcldot-io.c
index bf047be1f4ea0299c1752f30a6cd68d28525d144..f640aaad32af0280ea4f52d5508cd706bf99bf10 100644 (file)
--- a/tclpkg/tcldot/tcldot-io.c
+++ b/tclpkg/tcldot/tcldot-io.c
@@ -89,7 +89,7 @@ int myiodisc_memiofread(void *chan, char *buf, int bufsize)
     rdr_t *s;
 
     if (bufsize == 0) return 0;
-    s = (rdr_t *) chan;
+    s = chan;
     if (s->cur >= s->len)
         return 0;
     l = 0;