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buffer: fix pool offset adjustment

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If the Buffer allocation isn't a slice then there's no need to adjust
the pool offset after realloc'ing the space available.

Fixes: 6462519 "buffer, doc: misc. fix and cleanup"
This commit is contained in:
Trevor Norris 2015-02-16 14:09:50 -07:00
parent 77f35861d0
commit c6fd2c5e95
1 changed files with 3 additions and 1 deletions
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2
lib/buffer.js
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@ -84,6 +84,8 @@ function Buffer(subject, encoding) {
var prevLen = this.length; var prevLen = this.length;
this.length = len; this.length = len;
truncate(this, this.length); truncate(this, this.length);
// Only need to readjust the poolOffset if the allocation is a slice.
if (this.parent != undefined)
poolOffset -= (prevLen - len); poolOffset -= (prevLen - len);
} }