From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Fri, 4 Jun 2021 00:21:07 +0000 (-0700)
Subject: remove unnecessary realloc result cast in gmlscan.l
X-Git-Tag: 2.47.3~5^2~6
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a394aa203bde94396a563d51dfe3deb3149cb9b3;p=graphviz

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 41fb16aa4..a04c8b71f 100644
--- 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;
 	}