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[cdcacm_autostart] set file descriptor to -1 after close() #23751

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Sep 30, 2024
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[cdcacm_autostart] set file descriptor to -1 after close() #23751

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2 changes: 2 additions & 0 deletions src/drivers/cdcacm_autostart/cdcacm_autostart.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,7 @@ CdcAcmAutostart::~CdcAcmAutostart()

if (_ttyacm_fd >= 0) {
px4_close(_ttyacm_fd);
_ttyacm_fd = -1;
}

ScheduleClear();
Expand Down Expand Up @@ -344,6 +345,7 @@ void CdcAcmAutostart::state_disconnecting()

if (_ttyacm_fd > 0) {
px4_close(_ttyacm_fd);
_ttyacm_fd = -1;
}

// Disconnect serial
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