From: Craig Small <csmall@enc.com.au>
Date: Sat, 24 Oct 2015 02:17:36 +0000 (+1100)
Subject: free: use correct end sentinel
X-Git-Tag: v3.3.12~72
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=97cde50b359781548ab1663010ca939e0f04e9cd;p=procps-ng

free: use correct end sentinel

When scaling values, the last item was integer 0 but the loop checked
for character '0'.

This was reported by 付腾桂 Thanks for the report and patch.
---

diff --git a/free.c b/free.c
index 6c72138c..f86ab951 100644
--- a/free.c
+++ b/free.c
@@ -148,7 +148,7 @@ static const char *scale_size(unsigned long size, int flags, struct commandline_
 
 	/* human readable output */
 	up = nextup;
-	for (i = 1; up[0] != '0'; i++, up++) {
+	for (i = 1; up[0] != 0; i++, up++) {
 		switch (i) {
 		case 1:
 			if (4 >= snprintf(buf, sizeof(buf), "%ld%c", (long)size * 1024, *up))