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output/jack: use AtScopeExit()

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This commit is contained in:
Max Kellermann 2016-11-08 15:10:38 +01:00
parent dd9ab16d67
commit cadd186f1b
1 changed files with 3 additions and 11 deletions
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14
src/output/plugins/JackOutputPlugin.cxx
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@ -22,6 +22,7 @@
#include "../OutputAPI.hxx"
#include "../Wrapper.hxx"
#include "config/ConfigError.hxx"
#include "util/ScopeExit.hxx"
#include "util/ConstBuffer.hxx"
#include "util/IterableSplitString.hxx"
#include "util/Error.hxx"
@ -557,6 +558,8 @@ JackOutput::Start(Error &error)
jports = nullptr;
}
AtScopeExit(jports) { free(jports); };
assert(num_dports > 0);
const char *duplicate_port = nullptr;
@ -584,10 +587,6 @@ JackOutput::Start(Error &error)
if (ret != 0) {
error.Format(jack_output_domain,
"Not a valid JACK port: %s", dports[i]);
if (jports != nullptr)
free(jports);
Stop();
return false;
}
@ -604,18 +603,11 @@ JackOutput::Start(Error &error)
error.Format(jack_output_domain,
"Not a valid JACK port: %s",
duplicate_port);
if (jports != nullptr)
free(jports);
Stop();
return false;
}
}
if (jports != nullptr)
free(jports);
return true;
}