From 2f86d13dff6f2a5d4b8ac9350d306ca119a7e0e8 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Tue, 29 Jul 2008 00:00:14 +0000 Subject: [PATCH] libbb: dump: do not use uninitialized memory. close bug 4364. --- libbb/dump.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/libbb/dump.c b/libbb/dump.c index 0d553d4d0..74c5e1691 100644 --- a/libbb/dump.c +++ b/libbb/dump.c @@ -376,17 +376,16 @@ static unsigned char *get(priv_dumper_t *dumper) { int n; int need, nread; - unsigned char *tmpp; int blocksize = dumper->blocksize; if (!dumper->get__curp) { dumper->address = (off_t)0; /*DBU:[dave@cray.com] initialize,initialize..*/ dumper->get__curp = xmalloc(blocksize); - dumper->get__savp = xmalloc(blocksize); + dumper->get__savp = xzalloc(blocksize); /* need to be initialized */ } else { - tmpp = dumper->get__curp; + unsigned char *tmp = dumper->get__curp; dumper->get__curp = dumper->get__savp; - dumper->get__savp = tmpp; + dumper->get__savp = tmp; dumper->savaddress += blocksize; dumper->address = dumper->savaddress; }