libbb: dump: do not use uninitialized memory. close bug 4364.
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@ -376,17 +376,16 @@ static unsigned char *get(priv_dumper_t *dumper)
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{
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int n;
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int need, nread;
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unsigned char *tmpp;
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int blocksize = dumper->blocksize;
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if (!dumper->get__curp) {
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dumper->address = (off_t)0; /*DBU:[dave@cray.com] initialize,initialize..*/
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dumper->get__curp = xmalloc(blocksize);
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dumper->get__savp = xmalloc(blocksize);
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dumper->get__savp = xzalloc(blocksize); /* need to be initialized */
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} else {
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tmpp = dumper->get__curp;
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unsigned char *tmp = dumper->get__curp;
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dumper->get__curp = dumper->get__savp;
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dumper->get__savp = tmpp;
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dumper->get__savp = tmp;
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dumper->savaddress += blocksize;
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dumper->address = dumper->savaddress;
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}
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