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From: "Marek Behún" <kabel@kernel.org>
To: Stefan Roese <sr@denx.de>
Cc: u-boot@lists.denx.de, pali@kernel.org,
	"Marek Behún" <marek.behun@nic.cz>
Subject: [PATCH u-boot-marvell] arm: mvebu: turris_omnia: fix leaked mtd device
Date: Sat, 25 Sep 2021 02:49:18 +0200	[thread overview]
Message-ID: <20210925004918.30818-1-kabel@kernel.org> (raw)

From: Marek Behún <marek.behun@nic.cz>

After getting MTD device via get_mtd_device_nm(), we need to put it with
put_mtd_device(), otherwise we get

  Removing MTD device #0 (mx25l6405d) with use count 1

before booting kernel.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
---
 board/CZ.NIC/turris_omnia/turris_omnia.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/board/CZ.NIC/turris_omnia/turris_omnia.c b/board/CZ.NIC/turris_omnia/turris_omnia.c
index bac78af04e..a48e1f5c30 100644
--- a/board/CZ.NIC/turris_omnia/turris_omnia.c
+++ b/board/CZ.NIC/turris_omnia/turris_omnia.c
@@ -647,10 +647,13 @@ int ft_board_setup(void *blob, struct bd_info *bd)
 	if (!fixup_mtd_partitions(blob, node, mtd))
 		goto fail;
 
+	put_mtd_device(mtd);
 	return 0;
 
 fail:
 	printf("Failed fixing SPI NOR partitions!\n");
+	if (!IS_ERR_OR_NULL(mtd))
+		put_mtd_device(mtd);
 	return 0;
 }
 #endif
-- 
2.32.0


             reply	other threads:[~2021-09-25  0:49 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-25  0:49 Marek Behún [this message]
2021-09-25 16:05 ` [PATCH u-boot-marvell] arm: mvebu: turris_omnia: fix leaked mtd device Pali Rohár
2021-09-27  5:40   ` Stefan Roese
2021-09-27  5:39 ` Stefan Roese
2021-09-27  5:48 ` Stefan Roese

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