From 514c13b1faed74e9bc19061b6d7c78d53a3402ba Mon Sep 17 00:00:00 2001 From: Jeff LaBundy Date: Thu, 8 Sep 2022 14:24:24 -0700 Subject: [PATCH] Input: iqs7222 - avoid sending empty SYN_REPORT events Add a check to prevent sending undefined events, which ultimately map to SYN_REPORT. Fixes: e505edaedcb9 ("Input: add support for Azoteq IQS7222A/B/C") Signed-off-by: Jeff LaBundy Link: https://lore.kernel.org/r/20220908131548.48120-7-jeff@labundy.com Signed-off-by: Dmitry Torokhov --- drivers/input/misc/iqs7222.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/input/misc/iqs7222.c b/drivers/input/misc/iqs7222.c index 376ba3e..b8749c3 100644 --- a/drivers/input/misc/iqs7222.c +++ b/drivers/input/misc/iqs7222.c @@ -2326,6 +2326,9 @@ static int iqs7222_report(struct iqs7222_private *iqs7222) int k = 2 + j * (num_chan > 16 ? 2 : 1); u16 state = le16_to_cpu(status[k + i / 16]); + if (!iqs7222->kp_type[i][j]) + continue; + input_event(iqs7222->keypad, iqs7222->kp_type[i][j], iqs7222->kp_code[i][j], -- 2.7.4