linux-kernel - [PATCH] dio: return -ENOMEM when kzalloc() fails

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Message-ID: <20210702133114.GA314157@pc>
Date:   Fri, 2 Jul 2021 14:31:14 +0100
From:   Salah Triki <salah.triki@...il.com>
To:     gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org
Subject: [PATCH] dio: return -ENOMEM when kzalloc() fails

Return -ENOMEM when kzalloc() fails in order to inform the caller of the
failure.

Signed-off-by: Salah Triki <salah.triki@...il.com>
---
 drivers/dio/dio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dio/dio.c b/drivers/dio/dio.c
index 193b40e7aec0..4c06c93c93d3 100644
--- a/drivers/dio/dio.c
+++ b/drivers/dio/dio.c
@@ -219,7 +219,7 @@ static int __init dio_init(void)
                 /* Found a board, allocate it an entry in the list */
 		dev = kzalloc(sizeof(struct dio_dev), GFP_KERNEL);
 		if (!dev)
-			return 0;
+			return -ENOMEM;
 
 		dev->bus = &dio_bus;
 		dev->dev.parent = &dio_bus.dev;
-- 
2.25.1