Due to wrong specification of arguments to getopt_long() any attempt to set pidfile resulted in:
1) the default to be leaked 2) the @pidfile variable to be set to NULL (because optarg is NULL without this patch). Signed-off-by: Michal Privoznik <mpriv...@redhat.com> --- scsi/qemu-pr-helper.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/scsi/qemu-pr-helper.c b/scsi/qemu-pr-helper.c index 3facbba170..21e1b8ea60 100644 --- a/scsi/qemu-pr-helper.c +++ b/scsi/qemu-pr-helper.c @@ -903,12 +903,12 @@ static int drop_privileges(void) int main(int argc, char **argv) { - const char *sopt = "hVk:fdT:u:g:vq"; + const char *sopt = "hVk:f:dT:u:g:vq"; struct option lopt[] = { { "help", no_argument, NULL, 'h' }, { "version", no_argument, NULL, 'V' }, { "socket", required_argument, NULL, 'k' }, - { "pidfile", no_argument, NULL, 'f' }, + { "pidfile", required_argument, NULL, 'f' }, { "daemon", no_argument, NULL, 'd' }, { "trace", required_argument, NULL, 'T' }, { "user", required_argument, NULL, 'u' }, @@ -952,7 +952,8 @@ int main(int argc, char **argv) } break; case 'f': - pidfile = optarg; + g_free(pidfile); + pidfile = g_strdup(optarg); break; #ifdef CONFIG_LIBCAP case 'u': { -- 2.16.1