From: Karel Zak <kzak@redhat.com>
Date: Wed, 17 Jan 2007 13:27:15 +0000 (+0100)
Subject: hexdump: don't use memset with zero lenght
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=42c9ce52aaf4d5a060ac435a9a988005a8e0807a;p=util-linux

hexdump: don't use memset with zero lenght

gcc 4.1.0: "warning: memset used with constant zero length parameter...."

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/text-utils/display.c b/text-utils/display.c
index 25d7f043..3d4bdcd9 100644
--- a/text-utils/display.c
+++ b/text-utils/display.c
@@ -255,7 +255,8 @@ get(void)
 					(void)printf("*\n");
 				return(NULL);
 			}
-			memset((char *)curp + nread, 0, need);
+			if (need > 0)
+				memset((char *)curp + nread, 0, need);
 			eaddress = address + nread;
 			return(curp);
 		}