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qemu-ga: don't leak a file descriptor upon failed lockf 

Signed-off-by: Jim Meyering <meyering@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Jim Meyering 2012-08-22 13:55:52 +02:00 committed by Anthony Liguori
parent 0ec64507a5
commit 4144f122b4
1 changed files with 3 additions and 0 deletions
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3
qemu-ga.c
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@ -247,6 +247,9 @@ static bool ga_open_pidfile(const char *pidfile)
pidfd = open(pidfile, O_CREAT|O_WRONLY, S_IRUSR|S_IWUSR);
if (pidfd == -1 || lockf(pidfd, F_TLOCK, 0)) {
g_critical("Cannot lock pid file, %s", strerror(errno));
if (pidfd != -1) {
close(pidfd);
}
return false;
}