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path: root/drivers/input/mouse/elan_i2c_i2c.c
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Diffstat (limited to 'drivers/input/mouse/elan_i2c_i2c.c')
-rw-r--r--drivers/input/mouse/elan_i2c_i2c.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/input/mouse/elan_i2c_i2c.c b/drivers/input/mouse/elan_i2c_i2c.c
index a679e56c44cd..765879dcaf85 100644
--- a/drivers/input/mouse/elan_i2c_i2c.c
+++ b/drivers/input/mouse/elan_i2c_i2c.c
@@ -557,7 +557,14 @@ static int elan_i2c_finish_fw_update(struct i2c_client *client,
long ret;
int error;
int len;
- u8 buffer[ETP_I2C_INF_LENGTH];
+ u8 buffer[ETP_I2C_REPORT_LEN];
+
+ len = i2c_master_recv(client, buffer, ETP_I2C_REPORT_LEN);
+ if (len != ETP_I2C_REPORT_LEN) {
+ error = len < 0 ? len : -EIO;
+ dev_warn(dev, "failed to read I2C data after FW WDT reset: %d (%d)\n",
+ error, len);
+ }
reinit_completion(completion);
enable_irq(client->irq);