[v1,44/63] Input: atmel_mxt_ts: return error from mxt_process_messages_until_invalid()
diff mbox series

Message ID 20190816083558.19189-5-jiada_wang@mentor.com
State New
Headers show
Series
  • Untitled series #406673
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Commit Message

Jiada Wang Aug. 16, 2019, 8:35 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(+)

Patch
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diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index b3d40390abb6..ed5b98c067e8 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -1551,6 +1551,8 @@  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);