svn commit: r240982 - head/lib/libedit

[Kevin Lo]

Author: kevlo
Date: Thu Sep 27 05:26:29 2012
New Revision: 240982
URL: http://svn.freebsd.org/changeset/base/240982

Log:
  Initialize the num variable to avoid uninitialized data.
  This fixes the bug introduced by r238378.
  
  Reviewed by:	pfg

Modified:
  head/lib/libedit/read.c

Modified: head/lib/libedit/read.c
==============================================================================
--- head/lib/libedit/read.c	Thu Sep 27 04:28:55 2012	(r240981)
+++ head/lib/libedit/read.c	Thu Sep 27 05:26:29 2012	(r240982)
@@ -426,7 +426,7 @@ el_gets(EditLine *el, int *nread)
 		char *cp = el->el_line.buffer;
 		size_t idx;
 
-		while ((*el->el_read.read_char)(el, cp) == 1) {
+		while ((num = (*el->el_read.read_char)(el, cp)) == 1) {
 			/* make sure there is space for next character */
 			if (cp + 1 >= el->el_line.limit) {
 				idx = (cp - el->el_line.buffer);
@@ -479,7 +479,7 @@ el_gets(EditLine *el, int *nread)
 
 		term__flush(el);
 
-		while ((*el->el_read.read_char)(el, cp) == 1) {
+		while ((num = (*el->el_read.read_char)(el, cp)) == 1) {
 			/* make sure there is space next character */
 			if (cp + 1 >= el->el_line.limit) {
 				idx = (cp - el->el_line.buffer);