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SSH/Agent: fix possible PHP Warning

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This commit is contained in:
terrafrost 2016-01-13 16:51:12 -06:00
parent c24ee966ad
commit 0905143fc1
1 changed files with 3 additions and 1 deletions
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4
phpseclib/System/SSH/Agent.php
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@ -321,7 +321,9 @@ class System_SSH_Agent
$length = current(unpack('N', fread($this->fsock, 4))); $length = current(unpack('N', fread($this->fsock, 4)));
$key_blob = fread($this->fsock, $length); $key_blob = fread($this->fsock, $length);
$length = current(unpack('N', fread($this->fsock, 4))); $length = current(unpack('N', fread($this->fsock, 4)));
$key_comment = fread($this->fsock, $length); if ($length) {
$key_comment = fread($this->fsock, $length);
}
$length = current(unpack('N', substr($key_blob, 0, 4))); $length = current(unpack('N', substr($key_blob, 0, 4)));
$key_type = substr($key_blob, 4, $length); $key_type = substr($key_blob, 4, $length);
switch ($key_type) { switch ($key_type) {