linux-kernel - [PATCH 5.4 126/348] platform/x86: toshiba_acpi: Fix missing error code in toshiba_acpi_setup

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Message-Id: <20210712060718.069773253@linuxfoundation.org>
Date:   Mon, 12 Jul 2021 08:08:30 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Abaci Robot <abaci@...ux.alibaba.com>,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.4 126/348] platform/x86: toshiba_acpi: Fix missing error code in toshiba_acpi_setup_keyboard()

From: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>

[ Upstream commit 28e367127718a9cb85d615a71e152f7acee41bfc ]

The error code is missing in this code scenario, add the error code
'-EINVAL' to the return value 'error'.

Eliminate the follow smatch warning:

drivers/platform/x86/toshiba_acpi.c:2834 toshiba_acpi_setup_keyboard()
warn: missing error code 'error'.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Link: https://lore.kernel.org/r/1622628348-87035-1-git-send-email-jiapeng.chong@linux.alibaba.com
Signed-off-by: Hans de Goede <hdegoede@...hat.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/platform/x86/toshiba_acpi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 71a969fc3b20..f202fc0dd1ff 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -2841,6 +2841,7 @@ static int toshiba_acpi_setup_keyboard(struct toshiba_acpi_dev *dev)
 
 	if (!dev->info_supported && !dev->system_event_supported) {
 		pr_warn("No hotkey query interface found\n");
+		error = -EINVAL;
 		goto err_remove_filter;
 	}
 
-- 
2.30.2