Thread (53 messages) 53 messages, 1 author, 2020-03-19
STALE2279d
Revisions (8)
  1. v4 [diff vs current]
  2. v5 [diff vs current]
  3. v6 [diff vs current]
  4. v7 [diff vs current]
  5. v8 current
  6. v9 [diff vs current]
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  8. v11 [diff vs current]

[PATCH v8 41/52] Input: atmel_mxt_ts: return error from mxt_process_messages_until_invalid()

From: Jiada Wang <hidden>
Date: 2020-03-19 15:03:06
Also in: lkml
Subsystem: atmel maxtouch driver, input (keyboard, mouse, joystick, touchscreen) drivers, the rest · Maintainers: Nick Dyer, Dmitry Torokhov, Linus Torvalds

From: Dean Jenkins <redacted>

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 <redacted>
Signed-off-by: Deepak Das <redacted>
Signed-off-by: George G. Davis <redacted>
Signed-off-by: Jiada Wang <redacted>
---
 drivers/input/touchscreen/atmel_mxt_ts.c | 2 ++
 1 file changed, 2 insertions(+)
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 13258da70305..6ee83eda7170 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -1561,6 +1561,8 @@ 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);
-- 
2.17.1
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