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Merge branch '2.4.0' into 2.4

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This commit is contained in:
Markus Mäkelä
2019-06-26 09:51:23 +03:00
parent 29cb034585 d41d4021a8
commit c8145f94c9
1 changed files with 4 additions and 1 deletions
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5
server/modules/protocol/MySQL/rwbackend.cc
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@ -294,6 +294,8 @@ void RWBackend::process_packets(GWBUF* result)
{
mxs::Buffer buffer(result);
auto it = buffer.begin();
MXB_AT_DEBUG(size_t total_len = buffer.length());
MXB_AT_DEBUG(size_t used_len = 0);
while (it != buffer.end())
{
@ -303,7 +305,8 @@ void RWBackend::process_packets(GWBUF* result)
len |= (*it++) << 16;
++it; // Skip the sequence
mxb_assert(it != buffer.end());
mxb_assert(std::distance(it, buffer.end()) >= len);
mxb_assert(used_len + len <= total_len);
MXB_AT_DEBUG(used_len += len);
auto end = it;
end.advance(len);
uint8_t cmd = *it;