remove unnecessary realloc result cast in gmlscan.l

This input is only used to generate a lexer in C. In C, void pointers (as is the
result of realloc) implicitly coerce to all other pointer types.

diff --git a/cmd/tools/gmlscan.l b/cmd/tools/gmlscan.l
index 41fb16aa4ce63878ce6d24a09bdecd4289461a6d..a04c8b71fa7fc74a230fa5f2159662d706cf45b4 100644 (file)
--- a/cmd/tools/gmlscan.l
+++ b/cmd/tools/gmlscan.l
@@ -62,7 +62,7 @@ static void addstr(char *src)
            long    sz = Send - Sbuf;
            long    off = Sptr - Sbuf;
            sz *= 2;
-           Sbuf = (char*)realloc(Sbuf,sz);
+           Sbuf = realloc(Sbuf,sz);
            Send = Sbuf + sz;
            Sptr = Sbuf + off;
        }