From 7e715c5aafd5051a6b91b4a3cfe3c0b0575a89cb Mon Sep 17 00:00:00 2001
From: Simon Tatham <anakin@pobox.com>
Date: Mon, 21 Mar 2005 13:46:16 +0000
Subject: [PATCH] Martin Trautmann spotted a bare char being passed to isspace.

[originally from svn r5536]
---
 misc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/misc.c b/misc.c
index fea96a97..17d8f39b 100644
--- a/misc.c
+++ b/misc.c
@@ -24,7 +24,7 @@ unsigned long parse_blocksize(const char *bs)
     char *suf;
     unsigned long r = strtoul(bs, &suf, 10);
     if (*suf != '\0') {
-	while (isspace(*suf)) suf++;
+	while (*suf && isspace((unsigned char)*suf)) suf++;
 	switch (*suf) {
 	  case 'k': case 'K':
 	    r *= 1024ul;