4.9-stable review patch. If anyone has any objections, please let me know.
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From: Dmitry Torokhov dmitry.torokhov@gmail.com
commit 9dd46c02532a6bed6240101ecf4bbc407f8c6adf upstream.
There is no need to tread the same register twice in a row.
Fixes: ea4348c8462a ("Input: tca8418_keypad - hide gcc-4.9 -Wmaybe-un ...") Signed-off-by: Dmitry Torokhov dmitry.torokhov@gmail.com Cc: Ben Hutchings ben.hutchings@codethink.co.uk Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/input/keyboard/tca8418_keypad.c | 2 -- 1 file changed, 2 deletions(-)
--- a/drivers/input/keyboard/tca8418_keypad.c +++ b/drivers/input/keyboard/tca8418_keypad.c @@ -189,8 +189,6 @@ static void tca8418_read_keypad(struct t input_event(input, EV_MSC, MSC_SCAN, code); input_report_key(input, keymap[code], state);
- /* Read for next loop */ - error = tca8418_read_byte(keypad_data, REG_KEY_EVENT_A, ®); } while (1);
input_sync(input);