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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2017-02-13 15:45:59 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-03-18 11:17:51 +0100
commit81e510a3f679814dffaaa4f8ee507f19ae2d2805 (patch)
tree3a4149847b565e83e4fc6104dcd939d678561b31
parent1e10ddb115ef86754cf66039f802c88aa97c6893 (diff)
Input: tca8418_keypad - remove double read of key event register
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>
-rw-r--r--drivers/input/keyboard/tca8418_keypad.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/input/keyboard/tca8418_keypad.c b/drivers/input/keyboard/tca8418_keypad.c
index 3048ef3e3e16..a5e8998047fe 100644
--- a/drivers/input/keyboard/tca8418_keypad.c
+++ b/drivers/input/keyboard/tca8418_keypad.c
@@ -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);