remove unnecessary strdup casts in Lefty’s yylex

strdup already returns a char*.

diff --git a/cmd/lefty/dot2l/dotlex.c b/cmd/lefty/dot2l/dotlex.c
index c404913adcaf2fdd86b3b508919df0285857c45f..a3de2431ffa8086cb429db66fa7f2d79a8c122de 100644 (file)
--- a/cmd/lefty/dot2l/dotlex.c
+++ b/cmd/lefty/dot2l/dotlex.c
@@ -84,14 +84,14 @@ int yylex (void) {
     /* scan quoted strings */
     if (lexptr[0] == '\"') {
         lexptr = quoted_string (lexptr);
-        yylval.s = (char *) strdup (lexbuf);
+        yylval.s = strdup (lexbuf);
         return T_id;
     }
 
     /* scan html strings */
     if (lexptr[0] == '<') {
         lexptr = html_string (lexptr);
-        yylval.s = (char *) strdup (lexbuf);
+        yylval.s = strdup (lexbuf);
         return T_id;
     }