diff options
Diffstat (limited to 'drivers/acpi/ec.c')
| -rw-r--r-- | drivers/acpi/ec.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index c1f6251a80a..ab688837379 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -279,8 +279,10 @@ static int acpi_ec_transaction(struct acpi_ec *ec, u8 command, mutex_lock(&ec->lock); if (ec->global_lock) { status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk); - if (ACPI_FAILURE(status)) + if (ACPI_FAILURE(status)) { + mutex_unlock(&ec->lock); return -ENODEV; + } } /* Make sure GPE is enabled before doing transaction */ |