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tpm: do not ignore memblock_reserve return value

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tpm code currently ignores a relevant failure case silently.
Add an error to make this failure non-silent.

Signed-off-by: Gregory Price <gourry@gourry.net>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Gregory Price
2024-09-13 19:19:52 -04:00
committed by Ard Biesheuvel
parent e6d654e9f5
commit c33c28f9f6
1 changed files with 6 additions and 1 deletions
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7
drivers/firmware/efi/tpm.c
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@@ -61,7 +61,12 @@ int __init efi_tpm_eventlog_init(void)
}
tbl_size = sizeof(*log_tbl) + log_tbl->size;
memblock_reserve(efi.tpm_log, tbl_size);
if (memblock_reserve(efi.tpm_log, tbl_size)) {
pr_err("TPM Event Log memblock reserve fails (0x%lx, 0x%x)\n",
efi.tpm_log, tbl_size);
ret = -ENOMEM;
goto out;
}
if (efi.tpm_final_log == EFI_INVALID_TABLE_ADDR) {
pr_info("TPM Final Events table not present\n");