diff options
Diffstat (limited to 'drivers/mailbox')
| -rw-r--r-- | drivers/mailbox/pcc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mailbox/pcc.c b/drivers/mailbox/pcc.c index 311e91b1a14f..256f18b67e8a 100644 --- a/drivers/mailbox/pcc.c +++ b/drivers/mailbox/pcc.c @@ -461,8 +461,11 @@ static int __init acpi_pcc_probe(void) count = acpi_table_parse_entries_array(ACPI_SIG_PCCT, sizeof(struct acpi_table_pcct), proc, ACPI_PCCT_TYPE_RESERVED, MAX_PCC_SUBSPACES); - if (count == 0 || count > MAX_PCC_SUBSPACES) { - pr_warn("Invalid PCCT: %d PCC subspaces\n", count); + if (count <= 0 || count > MAX_PCC_SUBSPACES) { + if (count < 0) + pr_warn("Error parsing PCC subspaces from PCCT\n"); + else + pr_warn("Invalid PCCT: %d PCC subspaces\n", count); return -EINVAL; } |