15 /* read binary bios log from EFI configuration table */
22 	struct tpm_bios_log *log;  in tpm_read_log_efi()  local
34 	log = &chip->log;  in tpm_read_log_efi()
38 		pr_err("Could not map UEFI TPM log table !\n");  in tpm_read_log_efi()
46 		pr_warn("UEFI TPM log area empty\n");  in tpm_read_log_efi()
53 		pr_err("Could not map UEFI TPM log table payload!\n");  in tpm_read_log_efi()
58 	log->bios_event_log = kmemdup(log_tbl->log, log_size, GFP_KERNEL);  in tpm_read_log_efi()
59 	if (!log->bios_event_log) {  in tpm_read_log_efi()
64 	log->bios_event_log_end = log->bios_event_log + log_size;  in tpm_read_log_efi()
78 		pr_err("Could not map UEFI TPM final log\n");  in tpm_read_log_efi()
79 		kfree(log->bios_event_log);  in tpm_read_log_efi()
85 	 * The 'final events log' size excludes the 'final events preboot log'  in tpm_read_log_efi()
91 	 * Allocate memory for the 'combined log' where we will append the  in tpm_read_log_efi()
92 	 * 'final events log' to.  in tpm_read_log_efi()
94 	tmp = krealloc(log->bios_event_log,  in tpm_read_log_efi()
98 		kfree(log->bios_event_log);  in tpm_read_log_efi()
103 	log->bios_event_log = tmp;  in tpm_read_log_efi()
106 	 * Append any of the 'final events log' that didn't also end up in the  in tpm_read_log_efi()
107 	 * 'main log'. Events can be logged in both if events are generated  in tpm_read_log_efi()
110 	memcpy((void *)log->bios_event_log + log_size,  in tpm_read_log_efi()
114 	 * The size of the 'combined log' is the size of the 'main log' plus  in tpm_read_log_efi()
115 	 * the size of the 'final events log'.  in tpm_read_log_efi()
117 	log->bios_event_log_end = log->bios_event_log +  in tpm_read_log_efi()