diff options
Diffstat (limited to 'samples/livepatch/livepatch-shadow-fix2.c')
| -rw-r--r-- | samples/livepatch/livepatch-shadow-fix2.c | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/samples/livepatch/livepatch-shadow-fix2.c b/samples/livepatch/livepatch-shadow-fix2.c index b34c7bf83356..91c21d52cfea 100644 --- a/samples/livepatch/livepatch-shadow-fix2.c +++ b/samples/livepatch/livepatch-shadow-fix2.c @@ -50,7 +50,7 @@ struct dummy { unsigned long jiffies_expire; }; -bool livepatch_fix2_dummy_check(struct dummy *d, unsigned long jiffies) +static bool livepatch_fix2_dummy_check(struct dummy *d, unsigned long jiffies) { int *shadow_count; @@ -78,7 +78,7 @@ static void livepatch_fix2_dummy_leak_dtor(void *obj, void *shadow_data) __func__, d, *shadow_leak); } -void livepatch_fix2_dummy_free(struct dummy *d) +static void livepatch_fix2_dummy_free(struct dummy *d) { void **shadow_leak; int *shadow_count; @@ -129,25 +129,13 @@ static struct klp_patch patch = { static int livepatch_shadow_fix2_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_fix2_exit(void) { /* Cleanup any existing SV_COUNTER shadow variables */ klp_shadow_free_all(SV_COUNTER, NULL); - - WARN_ON(klp_unregister_patch(&patch)); } module_init(livepatch_shadow_fix2_init); |