diff options
Diffstat (limited to 'samples/livepatch/livepatch-shadow-fix1.c')
| -rw-r--r-- | samples/livepatch/livepatch-shadow-fix1.c | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/samples/livepatch/livepatch-shadow-fix1.c b/samples/livepatch/livepatch-shadow-fix1.c index e8f1bd6b29b1..67a73e5e986e 100644 --- a/samples/livepatch/livepatch-shadow-fix1.c +++ b/samples/livepatch/livepatch-shadow-fix1.c @@ -71,7 +71,7 @@ static int shadow_leak_ctor(void *obj, void *shadow_data, void *ctor_data) return 0; } -struct dummy *livepatch_fix1_dummy_alloc(void) +static struct dummy *livepatch_fix1_dummy_alloc(void) { struct dummy *d; void *leak; @@ -113,7 +113,7 @@ static void livepatch_fix1_dummy_leak_dtor(void *obj, void *shadow_data) __func__, d, *shadow_leak); } -void livepatch_fix1_dummy_free(struct dummy *d) +static void livepatch_fix1_dummy_free(struct dummy *d) { void **shadow_leak; @@ -157,25 +157,13 @@ static struct klp_patch patch = { static int livepatch_shadow_fix1_init(void) { - int ret; - - ret = klp_register_patch(&patch); - if (ret) - return ret; - ret = klp_enable_patch(&patch); - if (ret) { - WARN_ON(klp_unregister_patch(&patch)); - return ret; - } - return 0; + return klp_enable_patch(&patch); } static void livepatch_shadow_fix1_exit(void) { /* Cleanup any existing SV_LEAK shadow variables */ klp_shadow_free_all(SV_LEAK, livepatch_fix1_dummy_leak_dtor); - - WARN_ON(klp_unregister_patch(&patch)); } module_init(livepatch_shadow_fix1_init); |