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libudev: initialize selinux only when needed

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This commit is contained in:
Kay Sievers
2008-09-26 19:43:14 +02:00
parent cd42b50d86
commit 5fc523db68
1 changed files with 10 additions and 1 deletions
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udev/lib/libudev.c
+10 -1
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@@ -43,6 +43,7 @@ struct udev {
char *rules_path;
int log_priority;
#ifdef USE_SELINUX
int selinux_initialized;
int selinux_enabled;
security_context_t selinux_prev_scontext;
#endif
@@ -87,6 +88,7 @@ static void selinux_init(struct udev *udev)
udev->selinux_prev_scontext = NULL;
}
}
udev->selinux_initialized = 1;
#endif
}
@@ -107,6 +109,8 @@ void udev_set_userdata(struct udev *udev, void *userdata)
static void selinux_exit(struct udev *udev)
{
#ifdef USE_SELINUX
if (!udev->selinux_initialized)
return;
if (udev->selinux_enabled) {
freecon(udev->selinux_prev_scontext);
udev->selinux_prev_scontext = NULL;
@@ -117,6 +121,8 @@ static void selinux_exit(struct udev *udev)
void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode)
{
#ifdef USE_SELINUX
if (!udev->selinux_initialized)
selinux_init(udev);
if (udev->selinux_enabled) {
security_context_t scontext = NULL;
@@ -134,6 +140,8 @@ void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int
void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode)
{
#ifdef USE_SELINUX
if (!udev->selinux_initialized)
selinux_init(udev);
if (udev->selinux_enabled) {
security_context_t scontext = NULL;
@@ -151,6 +159,8 @@ void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned i
void udev_selinux_resetfscreatecon(struct udev *udev)
{
#ifdef USE_SELINUX
if (!udev->selinux_initialized)
selinux_init(udev);
if (udev->selinux_enabled) {
if (setfscreatecon(udev->selinux_prev_scontext) < 0)
err(udev, "setfscreatecon failed: %s\n", strerror(errno));
@@ -307,7 +317,6 @@ struct udev *udev_new(void)
if (udev->dev_path == NULL || udev->sys_path == NULL)
goto err;
selinux_init(udev);
info(udev, "context %p created\n", udev);
info(udev, "log_priority=%d\n", udev->log_priority);
info(udev, "config_file='%s'\n", config_file);