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-rw-r--r--src/corelib/io/qlockfile_unix.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/corelib/io/qlockfile_unix.cpp b/src/corelib/io/qlockfile_unix.cpp
index 34aa3b65ec..47aff8b973 100644
--- a/src/corelib/io/qlockfile_unix.cpp
+++ b/src/corelib/io/qlockfile_unix.cpp
@@ -170,7 +170,7 @@ bool QLockFilePrivate::removeStaleLock()
bool QLockFilePrivate::isProcessRunning(qint64 pid, const QString &appname)
{
- if (::kill(pid, 0) == -1 && errno == ESRCH)
+ if (::kill(pid_t(pid), 0) == -1 && errno == ESRCH)
return false; // PID doesn't exist anymore
const QString processName = processNameByPid(pid);