diff mbox series

[v6,37/48] Input: atmel_mxt_ts: return error from mxt_process_messages_until_invalid()

Message ID 20191122082402.18173-38-jiada_wang@mentor.com (mailing list archive)
State Superseded
Headers show
Series atmel_mxt_ts misc | expand

Commit Message

Wang, Jiada Nov. 22, 2019, 8:23 a.m. UTC 
From: Dean Jenkins <Dean_Jenkins@mentor.com>

mxt_process_messages_until_invalid() failed to propagate the error
code from mxt_read_and_process_messages() so return the error code.

Signed-off-by: Dean Jenkins <Dean_Jenkins@mentor.com>
Signed-off-by: Deepak Das <deepak_das@mentor.com>
Signed-off-by: George G. Davis <george_davis@mentor.com>
Signed-off-by: Jiada Wang <jiada_wang@mentor.com>
---
 drivers/input/touchscreen/atmel_mxt_ts.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 054aacc768b8..a5af1f91d704 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -1564,6 +1564,8 @@  static int mxt_process_messages_until_invalid(struct mxt_data *data)
 	/* Read messages until we force an invalid */
 	do {
 		read = mxt_read_and_process_messages(data, count);
+		if (read < 0)
+			return read;
 		if (read < count)
 			return 0;
 	} while (--tries);