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-rw-r--r--drivers/acpi/ec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index e6d4b084dca..348a19e19b6 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -253,7 +253,7 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec, u8 command,
acpi_ec_write_data(ec, *(wdata++));
}
- if (command == ACPI_EC_COMMAND_WRITE) {
+ if (!rdata_len) {
result = acpi_ec_wait(ec, ACPI_EC_EVENT_IBF_0);
if (result)
return result;