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Systemlib: harden perf counter handling for null ptrs

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This commit is contained in:
Lorenz Meier 2016-05-05 20:07:48 +02:00
parent 32e2998fe4
commit 2e23d01b60
1 changed files with 5 additions and 1 deletions
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6
src/modules/systemlib/perf_counter.c
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@ -1,6 +1,6 @@
/****************************************************************************
*
* Copyright (C) 2012-2016 PX4 Development Team. All rights reserved.
* Copyright (c) 2012-2016 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -419,6 +419,10 @@ perf_reset(perf_counter_t handle)
void
perf_print_counter(perf_counter_t handle)
{
if (handle == NULL) {
return;
}
perf_print_counter_fd(1, handle);
}