diff options
| -rw-r--r-- | drivers/platform/x86/panasonic-laptop.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c index 39044119d2a6..ebd81846e2d5 100644 --- a/drivers/platform/x86/panasonic-laptop.c +++ b/drivers/platform/x86/panasonic-laptop.c @@ -337,7 +337,8 @@ static int acpi_pcc_retrieve_biosdata(struct pcc_acpi *pcc) } if (pcc->num_sifr < hkey->package.count) { - pr_err("SQTY reports bad SINF length\n"); + pr_err("SQTY reports bad SINF length SQTY: %lu SINF-pkg-count: %u\n", + pcc->num_sifr, hkey->package.count); status = AE_ERROR; goto end; } @@ -994,6 +995,12 @@ static int acpi_pcc_hotkey_add(struct acpi_device *device) return -ENODEV; } + /* + * Some DSDT-s have an off-by-one bug where the SINF package count is + * one higher than the SQTY reported value, allocate 1 entry extra. + */ + num_sifr++; + pcc = kzalloc(sizeof(struct pcc_acpi), GFP_KERNEL); if (!pcc) { pr_err("Couldn't allocate mem for pcc"); |