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Input: tca8418_keypad - remove double read of key event register

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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>
This commit is contained in:
Dmitry Torokhov 2017-02-13 15:45:59 -08:00 committed by Greg Kroah-Hartman
parent 1e10ddb115
commit 81e510a3f6
1 changed files with 0 additions and 2 deletions
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drivers/input/keyboard/tca8418_keypad.c
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@ -189,8 +189,6 @@ static void tca8418_read_keypad(struct tca8418_keypad *keypad_data)
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, &reg);
} while (1);
input_sync(input);