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Input: soc_button_array - check btns_desc->package.count

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Check that btns_desc->package.count is not 0 before accessing
btns_desc->package.elements[0].

Fixes: 4c3362f449 ("Input: soc_button_array - add support for ACPI 6.0 Generic Button Device")
Cc: stable@vger.kernel.org
Reported-by: Shashiko <sashiko-bot@kernel.org>
Closes: https://lore.kernel.org/linux-input/20260909091440.3384C1F00A3A@smtp.kernel.org/
Signed-off-by: Hans de Goede <johannes.goede@oss.qualcomm.com>
Link: https://patch.msgid.link/20260909093934.29411-2-johannes.goede@oss.qualcomm.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Hans de Goede 2026-09-09 11:39:34 +02:00 committed by Dmitry Torokhov
parent ed22ad5fdb
commit fb5022278b
1 changed files with 1 additions and 1 deletions
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2
drivers/input/misc/soc_button_array.c
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@ -377,7 +377,7 @@ static struct soc_button_info *soc_button_get_button_info(struct device *dev)
}
}
if (!btns_desc) {
if (!btns_desc || !btns_desc->package.count) {
dev_err(dev, "ACPI Button Descriptors not found\n");
button_info = ERR_PTR(-ENODEV);
goto out;