c set but unused

ext/standard/iptc.c

@@ -112,9 +112,7 @@ static int php_iptc_get1(FILE *fp, int spool, unsigned char **spoolbuf TSRMLS_DC
  */
 static int php_iptc_read_remaining(FILE *fp, int spool, unsigned char **spoolbuf TSRMLS_DC)
 {
- 	int c;
-
-  	while ((c = php_iptc_get1(fp, spool, spoolbuf TSRMLS_CC)) != EOF) continue;
+  	while (php_iptc_get1(fp, spool, spoolbuf TSRMLS_CC) != EOF) continue;
 
 	return M_EOI;
 }