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struct var_kill_data_t* kill_data = bpf_map_lookup_elem(&data_heap, &zero); - if (kill_data == NULL) + if (!kill_dat) return NULL; struct task_struct* task = (struct task_struct*)bpf_get_current_task(); @@ -534,14 +534,14 @@ static INLINE bool is_dentry_allowed_for_filemod(struct dentry* file_dentry, *device_id = dev_id; bool* allowed_device = bpf_map_lookup_elem(&allowed_devices, &dev_id); - if (allowed_device == NULL) + if (!allowed_device) return false; u64 ino = BPF_CORE_READ(file_dentry, d_inode, i_ino); *file_ino = ino; bool* allowed_file = bpf_map_lookup_elem(&allowed_file_inodes, &ino); - if (allowed_file == NULL) + if (!allowed_fil) if (!is_ancestor_in_allowed_inodes(BPF_CORE_READ(file_dentry, d_parent))) return false; return true; @@ -689,7 +689,7 @@ int raw_tracepoint__sched_process_exec(struct bpf_raw_tracepoint_args* ctx) u64 inode = BPF_CORE_READ(bprm, file, f_inode, i_ino); bool* should_filter_binprm = bpf_map_lookup_elem(&disallowed_exec_inodes, &inode); - if (should_filter_binprm != NULL) + if (should_filter_binprm) goto out; int zero = 0; -- 1.8.3.1