expr scan: remove shadowing of 'expr' global

diff --git a/lib/expr/excc.c b/lib/expr/excc.c
index 0a68abf27a6a86dd6eb70fc163bbc0077aaae2c2..7a407b2ab78291fdf2151a44aa88d541a192f753 100644 (file)
--- a/lib/expr/excc.c
+++ b/lib/expr/excc.c
@@ -152,18 +152,16 @@ static void print(Excc_t *cc, Exnode_t *exnode) {
  * generate scanf()
  */
 
-static void
-scan(Excc_t* cc, Exnode_t* expr)
-{
+static void scan(Excc_t *cc, Exnode_t *exnode) {
        Print_t*        x;
 
-       if ((x = expr->data.print.args))
+       if ((x = exnode->data.print.args))
        {
                agxbprint(cc->ccdisc->text, "sfscanf(sfstdin, \"%s", fmtesq(x->format, quote));
                while ((x = x->next))
                        agxbput(cc->ccdisc->text, fmtesq(x->format, quote));
                agxbputc(cc->ccdisc->text, '"');
-               for (x = expr->data.print.args; x; x = x->next)
+               for (x = exnode->data.print.args; x; x = x->next)
                {
                        if (x->arg)
                        {