daemonUnixSocketPaths: Unify exit paths

Right now, there is a lot of exit points from the function.
Depending on their position they need to copy the same free
calls. This goes against our style where we usually have just one
exit point from the function which also does the necessary free.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Michal Privoznik 2017-05-03 08:01:14 +02:00
parent 16e31fb38d
commit ba81c4ee4f

View File

@ -262,50 +262,47 @@ daemonUnixSocketPaths(struct daemonConfig *config,
char **rosockfile,
char **admsockfile)
{
int ret = -1;
char *rundir = NULL;
if (config->unix_sock_dir) {
if (virAsprintf(sockfile, "%s/libvirt-sock", config->unix_sock_dir) < 0)
goto error;
goto cleanup;
if (privileged) {
if (virAsprintf(rosockfile, "%s/libvirt-sock-ro", config->unix_sock_dir) < 0)
goto error;
if (virAsprintf(admsockfile, "%s/libvirt-admin-sock", config->unix_sock_dir) < 0)
goto error;
if (virAsprintf(rosockfile, "%s/libvirt-sock-ro", config->unix_sock_dir) < 0 ||
virAsprintf(admsockfile, "%s/libvirt-admin-sock", config->unix_sock_dir) < 0)
goto cleanup;
}
} else {
if (privileged) {
if (VIR_STRDUP(*sockfile, LOCALSTATEDIR "/run/libvirt/libvirt-sock") < 0 ||
VIR_STRDUP(*rosockfile, LOCALSTATEDIR "/run/libvirt/libvirt-sock-ro") < 0 ||
VIR_STRDUP(*admsockfile, LOCALSTATEDIR "/run/libvirt/libvirt-admin-sock") < 0)
goto error;
goto cleanup;
} else {
char *rundir = NULL;
mode_t old_umask;
if (!(rundir = virGetUserRuntimeDirectory()))
goto error;
goto cleanup;
old_umask = umask(077);
if (virFileMakePath(rundir) < 0) {
umask(old_umask);
VIR_FREE(rundir);
goto error;
goto cleanup;
}
umask(old_umask);
if (virAsprintf(sockfile, "%s/libvirt-sock", rundir) < 0 ||
virAsprintf(admsockfile, "%s/libvirt-admin-sock", rundir) < 0) {
VIR_FREE(rundir);
goto error;
}
VIR_FREE(rundir);
virAsprintf(admsockfile, "%s/libvirt-admin-sock", rundir) < 0)
goto cleanup;
}
}
return 0;
error:
return -1;
ret = 0;
cleanup:
VIR_FREE(rundir);
return ret;
}