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fix modbus connection lost after invalid function code #315

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fix modbus connection lost after invalid function code #315

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ghost
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@ghost ghost commented Mar 11, 2016

Testcase:

  • Client send function code (e.g. 24 read fifo) to master
  • Client will lost connection
  • Master will receive a ETIMEDOUT in modbus_receive_msg (backend->select) caused by data which wasn't read on illegal function access

@stephane stephane closed this in 89998d4 May 20, 2016
frodete pushed a commit to frodete/libmodbus that referenced this pull request May 29, 2016
@stephane @frodete
Fix handling of invalid function code (closes stephane#315)
5b03897 
Thanks to paperwork
georgidimov pushed a commit to georgidimov/libmodbus that referenced this pull request Jul 24, 2017
@stephane @georgidimov
Fix handling of invalid function code (closes stephane#315)
e68b65a 
Thanks to paperwork
epsilonrt pushed a commit to epsilonrt/libmodbus that referenced this pull request Jun 19, 2023
@stephane
Fix handling of invalid function code (closes stephane#315)
356a877 
Thanks to paperwork
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