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

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Message-Id: <1622628348-87035-1-git-send-email-jiapeng.chong@linux.alibaba.com>
Date:   Wed,  2 Jun 2021 18:05:48 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     coproscefalo@...il.com
Cc:     hdegoede@...hat.com, mgross@...ux.intel.com,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Subject: [PATCH] platform/x86: toshiba_acpi: Fix missing error code in toshiba_acpi_setup_keyboard()

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>
---
 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 fa7232a..352508d 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -2831,6 +2831,7 @@ 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;
 	}
 
-- 
1.8.3.1